Master Digital SAT Math – Complete Prep for 750+ Score

Ratio & Proportion Ch. 1.1 – What Is a Ratio? | SAT Math Made Simple

Start your journey by mastering ratios — how to write, interpret, and compare them in real-world and SAT-style questions.

You’ll learn:
• Part-to-part and part-to-whole ratios
• Common SAT wording traps with ratios
• Converting ratios to fractions and percentages

Ratio & Proportion Ch. 1.2 – Proportions Explained | Solve Like a Pro on SAT

Learn to solve proportions by setting up and cross-multiplying correctly — one of the most efficient techniques on the SAT.

You’ll learn: • What makes two ratios proportional
• Setting up proportions from word problems
• Solving for unknowns with cross-multiplication

Ratio & Proportion Ch. 1.3 – Practice Problems | SAT Word Problems Solved

Strengthen your understanding by working through SAT-style ratio and proportion problems, including both direct questions and real-world scenarios.

You’ll practice:
• Translating word problems into ratio setups
• Proportional reasoning in geometry and algebra contexts
• Eliminating distractors on SAT multiple-choice

Ratio & Proportion Ch. 1.4 – Variations | Understand Direct & Inverse Relationships

Learn how direct and inverse variation works — a classic SAT algebra concept tied to ratio, proportion, and word problems.

You’ll learn:
• Direct variation: y = kx
• Inverse variation: y = k/x
• Identifying variation in real SAT questions

Ratio & Proportion Ch. 1.5 – Solve Rate Problems | Speed, Time, Work & More

Learn to solve rate-based word problems, including those involving speed, distance, work, and unit conversions — frequently tested on the SAT.

You’ll learn:
• Using rate = distance/time
• Combining rates for work problems
• SAT wording tricks with unit conversions

Ratio & Proportion Ch. 1.6 – Practice Test | Review Ratios, Rates & Proportions for SAT

Put your knowledge to the test with this mini SAT-style quiz covering everything from basic ratios to advanced rate and variation problems.

You’ll review:
• Key formulas and shortcuts
• Mixed difficulty SAT word problems
• Elimination and timing strategies

Units & Percentage Ch. 2.1 – Units & Conversions | SAT Strategy for Real-World Math

Get confident with unit-based reasoning, a frequent theme in Problem Solving & Data Analysis questions on the SAT.

You’ll learn:
• Identifying relevant units in problems
• Performing multi-step unit conversions
• Avoiding mismatched unit errors

Units & Percentage Ch. 2.2 – Capacity & Conversions | Solve Measurement SAT Problems

Learn how to solve real-world SAT questions involving capacity, units, and conversions, such as liters to gallons or inches to feet.

You’ll learn:
• Converting between metric and customary units
• Using unit rates and ratios in context
• Common unit traps in SAT word problems

Units & Percentage Ch. 2.4 – Percent Increase & Decrease | Master SAT Word Problems

Learn how to calculate percent change, including increase and decrease scenarios — a must-know skill for multi-step SAT problems.

You’ll learn:
• % Change = (New − Original)/Original × 100
• Word problems involving discounts, growth, or tax
• Reverse percentage traps and estimation tips

Units & Percentage Ch. 2.5 – Practice Test | Solve Real SAT Questions on Units & Percents

Test your skills with this SAT-style practice test covering all key topics from units, conversions, percentages, and percent change — perfect for reinforcing everything from Chapters 2.1 to 2.4.

You’ll review:
• Unit conversions and dimensional analysis
• Percentages and percent increase/decrease
• Real-world SAT word problems with multi-step reasoning • Common traps and timing tips

Data Analysis Ch. 3.1 – Interpreting Graphs & Charts (Part 1) | Digital SAT Data Questions

Learn how to read, interpret, and draw conclusions from tables, bar graphs, and line plots — a major focus on SAT data analysis questions.

You’ll learn:
• How to extract relevant data from visuals
• Estimating and comparing quantities
• Interpreting axes, labels, trends, and units

Data Analysis Ch. 3.2 – Data Interpretation (Part 2) | Complex SAT Chart & Graph Analysis

Continue exploring multi-step and comparative data analysis. Learn how to handle more challenging visuals, multi-variable tables, and mixed units.

You’ll learn:
• Combining datasets and interpreting subtleties
• Reading between the lines of SAT-style graphs
• Comparing categories and trends efficiently

Statistics Ch. 3.3 – Mean, Median, Mode & Range (Part 1) | SAT Fundamentals

Master the basic statistical measures that show up in data sets and SAT word problems.

You’ll learn:
• How to calculate mean, median, mode, and range
• When each is most useful
• Data handling tricks for multiple-choice questions

Statistics Ch. 3.4 – Advanced SAT Statistics | Outliers, Weighted Mean & More

Take your statistical skills to the next level. Learn how to solve questions involving outliers, frequency tables, and weighted averages.

You’ll learn:
• The effect of outliers on data sets
• Weighted mean formula
• Interpreting frequency tables and grouped data

Probability Ch. 3.5 – Basic Probability Rules (Part 1) | Digital SAT Word Problems

Understand how to calculate basic probability — the chance of a single event happening — using clear formulas and logic.

You’ll learn: • Probability = Favorable / Total outcomes
• Understanding simple vs. compound events
• SAT questions with dice, cards, and spinners

Probability Ch. 3.6 – Multi-Step & Conditional Probability | Advanced SAT Scenarios

Learn to solve multi-stage probability problems, including dependent and conditional cases — critical for top-tier SAT performance.

You’ll learn:
• Compound probability (and vs. or logic)
• Conditional probability concepts
• Drawing and tree diagrams to visualize complex events

Exponential Growth Ch. 4.1 – Understand the Basics | Digital SAT Math Foundations

Learn what exponential growth means and how it’s modeled using equations and tables. This topic appears in real-world SAT scenarios involving population, finance, or decay.

You’ll learn:
• What exponential growth looks like
• Basic exponential form: y = a(1 + r)^t
• Difference between linear and exponential patterns
• Identifying exponential behavior in tables and graphs

Exponential Growth Ch. 4.2 – Advanced Problems & SAT Applications | Solve with Confidence

Build on your foundation by solving exponential word problems involving compound interest, population models, and doubling scenarios — just like on the SAT.

You’ll learn:
• Applying y = a(1 + r)^t to SAT contexts
• Solving for time, rate, or initial value
• Interpreting exponential graphs and predictions

Exponents Ch. 1.1 – Laws of Exponents (Part 1) | Digital SAT Power Rules

Start building your SAT exponent skills with the first set of core exponent properties. Master the basic rules that allow you to simplify powers and expressions quickly.

You’ll learn:
• Product rule: aᵐ × aⁿ = aᵐ⁺ⁿ
• Power of a power: (aᵐ)ⁿ = aᵐⁿ
• Power of a product: (ab)ⁿ = aⁿ × bⁿ
• How to apply these to SAT questions

Exponents Ch. 1.2 – Laws of Exponents (Part 2) | Negative & Zero Powers

Continue your mastery of exponent rules by learning how to work with negative exponents, zero exponents, and the division rule — common on SAT Math.

You’ll learn:
• a⁰ = 1 and a⁻ⁿ = 1/aⁿ
• Quotient rule: aᵐ / aⁿ = aᵐ⁻ⁿ
• How to simplify and evaluate SAT-style exponent expressions

Exponents Ch. 1.3 – Solve Exponential Equations | SAT Equation Techniques

Learn how to solve exponential equations where the variable is in the exponent — a high-yield skill for SAT word problems and algebra sections.

You’ll learn:
• Matching bases to solve directly (ex: 2ˣ = 2⁵)
• Taking logarithms when needed
• Step-by-step SAT question examples

Exponents Ch. 1.4 – Full SAT Practice Test | Exponent Mastery Check

Test your understanding of exponent rules and equations with this short SAT-style quiz covering Chapters 1.1–1.3. Includes full walkthroughs and timing tips.

You’ll review:
• All exponent laws from both parts
• Solving exponential expressions
• Identifying shortcuts and avoiding traps

Square Roots Ch. 2.1 – Properties of Square Roots | Digital SAT Foundation

Learn the basic properties and rules of square roots used across many SAT math questions. A must-know for simplifying and manipulating radical expressions.

You’ll learn:
• Product and quotient rules of radicals
• √(ab) = √a × √b and related identities
• Common pitfalls in simplification

Square Roots Ch. 2.2 – Add & Subtract Radicals | Digital SAT Simplification Practice

Learn how to combine like square root terms and simplify radical expressions step-by-step — just like you’ll see on the SAT.

You’ll learn:
• When you can and can’t add square roots
• Combining like radicals
• Simplification and factoring before combining

Square Roots Ch. 2.3 – Simplify Radicals Fast | SAT Math Made Easy

This video shows you how to simplify square roots by factoring and applying root properties — a skill used across many SAT algebra problems.

You’ll learn:

• Prime factorization to simplify radicals
• Recognizing perfect square factors
• Shortcut rules for faster simplification

Square Roots Ch. 2.4 – Divide with Radicals | Rationalizing Made Simple

Learn how to divide by square roots and rationalize denominators — a high-frequency skill on SAT multiple-choice questions.

You’ll learn:
• Rationalizing single and binomial denominators
• Applying conjugate pairs for binomials
• Cleaning up radical expressions

Square Roots Ch. 2.5 – Radical Conjugates | Eliminate Roots from Denominators

This lesson focuses on radical conjugates and how to use them to rationalize binomial denominators, a classic SAT tactic.

You’ll learn:
• What a radical conjugate is
• How to apply (a + √b)(a - √b) = a² - b
• Eliminate square roots from fractions

Square Roots Ch. 2.6 – Rational Exponents = Roots | Master Powers & Radicals

Learn how to convert square roots into exponents and vice versa. A critical crossover skill that shows up across multiple SAT algebra topics.

You’ll learn:
• a^(1/2), a^(2/3), and a^(-n) rules
• Rewriting expressions between radical and exponent form
• Combining rules of exponents with roots

Square Roots Ch. 2.7 – Solving Radical Equations | Digital SAT Strategy Training

Learn how to solve equations involving square roots, including how to eliminate the radical and check for extraneous solutions — a frequent SAT trap!

You’ll learn:
• Isolating the radical before squaring
• Solving and verifying roots
• Recognizing invalid solutions caused by squaring

Square Roots Ch. 2.8 – Practice Test | Master All Square Root Topics for SAT

This SAT-style mini test covers all major square root and radical concepts from Chapter 2. Perfect for reviewing before exam day!

You’ll practice:
• Properties, simplification, and operations
• Rationalizing and radical equations
• Mixed difficulty with clear solution walkthroughs

Polynomials Ch. 3.1 – What Are Polynomials? | Digital SAT Basics Made Simple

This video introduces you to polynomials — what they are, how they’re written, and why they matter on the SAT. A perfect beginner’s guide to building your algebra foundation.

You’ll learn:
• What makes an expression a polynomial
• Degrees, terms, coefficients, and constants
• How polynomials are classified (linear, quadratic, cubic, etc.)
• Real SAT-style examples of polynomial identification

Polynomials Ch. 3.2 – Factoring Trinomials Step-by-Step | Solve SAT Questions Faster

Learn how to factor trinomials like a pro! Master common patterns used on the SAT to break down polynomials into simpler parts.

You’ll learn:
• a = 1 and a ≠ 1 trinomial factoring
• The “AC method” explained
• How to recognize special patterns and traps
• SAT-style practice factoring questions

Polynomials Ch. 3.3 – Polynomial Long Division Explained | Digital SAT Strategy

Division of polynomials doesn’t have to be hard. This video walks you through long division step-by-step so you’re ready for any SAT algebra challenge.

You’ll learn:
• The setup for polynomial division
• Handling remainders and verifying answers
• Tips for SAT multiple-choice division questions
• When to use long division vs. factoring

Polynomials Ch. 3.4 – Simplifying Polynomials by Factoring | SAT Algebra Strategies

In this lesson, you’ll learn how to simplify polynomial expressions using factoring techniques — not by adding or subtracting, but by applying algebraic identities and patterns.

You’ll learn:
• Factoring common terms and binomials
• Applying algebraic identities: (a + b)², a² – b², etc.
• Simplifying trinomials and mixed expressions
• Real SAT-style questions that require clean, factored forms

Polynomials Ch. 3.5 – SAT Practice Test | Mixed Polynomial Questions (Ch. 3.1–3.4)

Test your knowledge with a mini SAT-style practice test covering all key polynomial concepts. Includes step-by-step solutions and strategy tips.

You’ll review:
• Polynomial identification
• Trinomial factoring
• Long division and simplification
• Mixed SAT problems with increasing difficulty

Quadratic Equations – Chapter 4.1: The Null Factor Law In this lesson, you’ll learn how to apply the Null Factor Law to solve basic quadratic equations quickly and accurately — a foundational SAT strategy.

What you’ll master:
• Identifying when to use the Null Factor Law
• Solving quadratic equations by factoring
• SAT-style examples with step-by-step solutions

Quadratic Equations – Chapter 4.2: Quadratic Formula Learn how to confidently use the quadratic formula to solve any quadratic equation — even ones that don’t factor easily.

What you’ll master:
• Recognizing standard quadratic form
• Using the formula with precision
• Understanding discriminants and real vs. complex roots • Common SAT mistakes to avoid

Quadratic Equations – Chapter 4.3: Factoring Method Learn how to factor trinomials and solve quadratic equations efficiently with tried-and-true methods that work on the SAT.

What you’ll master:
• Factoring when a = 1 or a ≠ 1
• Difference of squares and special patterns
• SAT-style factoring problems step-by-step

Quadratic Equations – Chapter 4.4: Sum & Product of Solutions This lesson teaches you how to solve SAT questions without solving the full equation, using clever shortcuts with the sum and product of roots.

What you’ll master:
• Vieta’s formulas explained
• Solving SAT algebra puzzles faster
• Linking coefficients to root relationships

Quadratic Equations – Chapter 4.5: Products and Quotients Learn how to handle more complex SAT-style equations involving factored expressions and rational terms.

What you’ll master:
• SAT tricks involving zero products
• Handling rational/quadratic hybrids
• Common traps in product-based questions

Quadratic Equations – Chapter 4.6: Quadratic in Disguise In this video, you’ll learn how to identify and solve non-standard quadratic equations that appear in “hidden” or “nested” form.

What you’ll master:
• Recognizing disguised quadratics (ex: x⁴ - x² + 6 = 0)
• Substitution techniques to simplify problems
• Real SAT examples using transformation

Quadratic Equations – Chapter 4.7: System of Equations Tackle systems involving quadratics and linear equations — a more advanced concept that shows up in high-difficulty SAT questions.

What you’ll master:
• Substitution and elimination with quadratics
• Graphical interpretation of intersections
• Solving SAT-style word problems with systems

Quadratic Equations – Chapter 4.8: Full Practice Test Apply everything you’ve learned in this timed SAT-style practice test. Includes a mix of easy, medium, and hard questions from across Chapters 4.1 to 4.7.

What you’ll get:
• 8 real SAT-style quadratic questions
• Full walkthrough and explanations
• Tips to improve speed, accuracy, and test strategy

Functions & Quadratics Ch. 5.1 – Understanding Linear Functions | f(x) = ax + b Explained

In this lesson, you’ll build the foundation for SAT function problems by learning what a function is and how to evaluate f(x) = ax + b using simple inputs.

You’ll learn:
• What f(x) means and how it works
• How to evaluate f(1), f(3), f(10), etc.
• Recognizing function values from equations and tables
• Laying the groundwork for more advanced function topics

Functions & Quadratics Ch. 5.2 – Linear Function Practice | f(x) Questions from SAT

This video gives you focused practice with basic linear functions like f(x) = ax + b, helping you master how to evaluate and manipulate expressions like f(2), f(3) + f(7), or f(x)/f(y) from equations or graphs.

You’ll practice:
• Finding values like f(4), f(6) directly
• Combining values: f(3) + f(5), f(10)/f(2), etc.
• Estimating function values from plotted graphs
• Strengthening your confidence with function questions

Functions & Quadratics Ch. 5.3 – Domain & Range of Functions | Digital SAT Graph Skills

Understand how to identify the domain and range from equations and graphs — a commonly tested SAT topic.

You’ll master:
• Domain vs. range – how they differ
• Graphical interpretation of intervals
• Real SAT-style domain/range questions

Functions & Quadratics Ch. 5.4 – Composite Functions Made Simple | SAT Function Operations

Learn how to evaluate and break down composite functions like f(g(x)) — a tricky SAT skill made easy.

You’ll learn:
• How to build and evaluate composite functions
• Common SAT mistakes to avoid
• Function machine method explained

Functions & Quadratics Ch. 5.5 – Parabola Basics Explained | Understand SAT Graph Shapes

Get introduced to parabolas, their shape, symmetry, and behavior — key for mastering quadratic functions on the SAT.

You’ll learn:
• What a parabola is and how it behaves
• Axis of symmetry, vertex, and opening direction
• Real examples from SAT-style graphs

Functions & Quadratics Ch. 5.6 – Equation of a Parabola | Standard & Vertex Form Explained

Dive into quadratic equations and how they form parabolas. Learn standard and vertex forms, and how to find the vertex and direction of opening.

You’ll master:
• y = ax² + bx + c and vertex form
• Completing the square
• Interpreting graphs from equations

Functions & Quadratics Ch. 5.7 – Parabola Practice Problems | Digital SAT Graphing Skills

Apply everything you’ve learned about parabolas to solve real SAT questions involving vertex, symmetry, and graph transformations.

You’ll practice:
• Finding intercepts and axes
• Using transformations
• Matching equations to graph shapes

This timed practice test covers everything from linear functions to parabolas. Great for reviewing before the real exam.

You’ll practice:
• Linear functions, domain/range, composites
• All parabola-based graph and word problems
• SAT-level difficulty and explanations

Angles & Parallel Lines Ch. 1.1 – What Is an Angle? | Learn Angle Types for SAT Geometry

In this lesson, you’ll learn the basic definition of angles and their types — essential for solving geometry and parallel line questions on the SAT.

You’ll learn:
• What is an angle and how it’s measured
• Types of angles: acute, obtuse, right, straight, reflex, and full angles
• How angles are formed and labeled in figures

Angles & Parallel Lines Ch. 1.2 – Mixed Angle Exercises | SAT Practice on Angle Relationships

Reinforce your understanding of angles with this exercise-focused lesson. Apply concepts like corresponding angles, alternate interior/exterior angles, and linear pairs to real SAT-style geometry questions.

You’ll practice:
• Angle pairs formed by parallel lines and transversals
• Interior and exterior angle identification
• Supplementary and complementary relationships

In this lesson, you’ll explore the foundational geometry concept of angles in a triangle — how they work, how they’re classified, and how they relate to each other. This concept is frequently tested in SAT geometry problems, including triangle types and angle calculations.

You’ll learn:

• What makes a triangle (angle sum = 180°)
• Types of triangles: acute, obtuse, right, equilateral, isosceles, and scalene
• Definitions of interior, exterior, and corresponding angles
• SAT-style triangle angle calculation questions

Triangles Ch. 2.2 – Isosceles Right Triangle | Geometry & Trigonometry for Digital SAT

In this lesson, dive into one of the most important special triangles on the SAT — the Isosceles Right Triangle (45°–45°–90°). You’ll learn its unique properties and how to apply them quickly in geometry questions.

You’ll learn:
• What defines an isosceles right triangle
• Special angle measures: 45°–45°–90°
• Side ratio pattern: 1 : 1 : √2 • How to solve SAT problems using these patterns without using the Pythagorean Theorem

Triangles Ch. 2.3 – 30-60-90 Triangle | Geometry & Trigonometry for Digital SAT

In this lesson, master the 30°–60°–90° special triangle, a favorite on SAT geometry questions. You’ll learn the shortcut side ratios and how to solve problems without using full triangle theorems.

You’ll learn:
• Structure and angles of the 30-60-90 triangle
• Side ratio pattern: 1 : √3 : 2
• How to identify this triangle quickly in SAT diagrams
• Solving perimeter, area, and side-length problems using only ratios

Triangles Ch. 2.4 – Pythagorean & Altitude Theorems | Geometry for Digital SAT

In this lesson, you’ll explore the Pythagorean Theorem and the Altitude Theorem, both essential tools for solving SAT geometry problems involving right triangles and triangle height relationships.

You’ll learn:
• Pythagorean Theorem: a² + b² = c²
• How to apply the theorem to SAT diagrams
• Altitude Theorem and how it relates to similar triangles
• Solving height, leg, and hypotenuse questions efficiently

Triangles Ch. 2.5 – Area of Triangles | SAT Geometry Essentials

In this lesson, you’ll master how to find the area of triangles using different formulas — a skill that appears frequently on the Digital SAT. From simple bases and heights to coordinate-based problems, this video breaks it all down clearly.

You’ll learn:
• Standard area formula: Area = ½ × base × height
• Using side lengths and included angles
• Solving area problems with coordinates or special triangles
• SAT-style examples involving geometry and algebra

Triangles Ch. 2.6 – Congruent Triangles | Geometry for Digital SAT

In this lesson, you’ll learn how to identify and prove congruent triangles — a concept that helps solve angle and side problems across many SAT geometry questions.

You’ll learn:
• What makes triangles congruent
• Triangle congruence postulates: SSS, SAS, ASA, AAS, HL
• How to apply congruence to find missing angles or sides
• Common SAT patterns and diagrams

Triangles Ch. 2.7 – Triangle Similarity & AA Postulate | SAT Geometry

In this lesson, you’ll learn how to identify and prove similar triangles, especially using the AA (Angle-Angle) Postulate — a key concept in solving proportion-based SAT geometry problems.

You’ll learn:
• What makes triangles similar
• AA Postulate explained with diagrams
• Using similarity to set up proportions and solve for missing sides
• Common SAT questions involving nested triangles and scaling

Triangles Ch. 2.8 – Triangle Similarity & SAS Postulate | Geometry for Digital SAT

In this lesson, you’ll learn how to prove triangle similarity using the SAS Postulate (Side-Angle-Side) — a powerful tool for solving SAT problems that involve scale and proportion.

You’ll learn:
• What the SAS Similarity Postulate means
• How to identify proportional sides and included angles
• Setting up and solving proportions in SAT diagrams
• Real SAT-style triangle and shape questions

Triangles Ch. 2.9 – Practice Test | Master All Triangle Concepts for the SAT

This lesson brings together everything you’ve learned about triangles in one SAT-style practice test. Apply your knowledge of angles, side ratios, special triangles, congruence, similarity, and the Pythagorean Theorem to real exam questions.

You’ll review:

• Angle types and triangle classifications

• Isosceles and 30-60-90 triangle properties

• Pythagorean Theorem and altitude rules

• Triangle similarity (AA, SAS) and congruence (SSS, SAS, ASA, AAS, HL)

Polygons Ch. 3.1 – Introduction to Polygons | Geometry for Digital SAT

In this lesson, you’ll be introduced to the basics of polygons, including their classification, angle properties, and how to identify them in SAT geometry problems.

You’ll learn:

• What defines a polygon

• Names and properties of common polygons (triangle, quadrilateral, pentagon, etc.)

• Formula for interior angles: (n − 2) × 180°

• Regular vs. irregular polygons and SAT patterns

Polygons Ch. 3.2 – Introduction to Quadrilaterals | Geometry for Digital SAT

In this lesson, you’ll explore the properties and classifications of quadrilaterals — four-sided polygons frequently tested on the SAT. Understand how to identify and work with parallelograms, trapezoids, rectangles, and more.

You’ll learn:

• What makes a quadrilateral

• Properties of parallelograms, rhombuses, rectangles, squares, and trapezoids

• Angle sum rule: 360°

• SAT-style problems involving side lengths, diagonals, and symmetry

Polygons Ch. 3.3 – Parallelograms | SAT Geometry Properties & Applications

In this lesson, you’ll learn everything you need to know about parallelograms, one of the most commonly tested quadrilaterals on the Digital SAT. Understand the properties that define them and how to use those properties to solve SAT-style problems.

You’ll learn:

• Definition and characteristics of parallelograms

• Opposite sides, angles, and diagonals properties

• Special parallelograms: rectangles, rhombuses, and squares

• SAT-style problems involving coordinates and proofs

Polygons Ch. 3.4 – Rectangles & Squares | Geometry for Digital SAT

In this lesson, you’ll master the unique properties of rectangles and squares, two special types of parallelograms that frequently appear in SAT geometry questions. Learn how to apply their definitions to solve area, diagonal, and angle problems.

You’ll learn:

• Defining properties of rectangles and squares

• How they relate to parallelograms and rhombuses

• Diagonal length formulas and angle patterns

• SAT-style problems involving algebra and geometry

Polygons Ch. 3.5 – Trapezoids | SAT Geometry Concepts & Problem Solving

In this lesson, you’ll dive into trapezoids, a unique type of quadrilateral with exactly one pair of parallel sides — often featured in SAT geometry questions. Learn how to identify trapezoids, use angle relationships, and apply area formulas in real SAT-style problems.

You’ll learn:

• Definition and types of trapezoids (isosceles vs. right trapezoids)

• Properties of bases, legs, and angles

• Median (midsegment) of a trapezoid and its formula

• Area calculation and problem-solving strategies

Circles Ch. 4.1 – Chords | SAT Geometry Mastery for Digital SAT

In this lesson, we explore chords — line segments with both endpoints on a circle — a fundamental part of SAT geometry. You’ll learn how to work with chord properties, apply the perpendicular bisector theorem, and solve related SAT-style questions.

You’ll learn:

• What chords are and how they behave in a circle

• The relationship between chords and radius/diameter

• How to use perpendicular bisectors and congruent chords

• Problem-solving strategies for SAT questions involving chords

Circles Ch. 4.2 – Tangents | Geometry & Trigonometry for Digital SAT

In this lesson, you’ll master the properties of tangents — lines that touch a circle at exactly one point. These questions often appear on the SAT and require a solid understanding of radius-tangent relationships and angle properties.

You’ll learn:

• What tangents are and how to identify them

• Key rule: A tangent is perpendicular to the radius at the point of contact

• External tangent properties and SAT-style problem types

• Solving for unknown lengths and angles using tangent theorems

Circles Ch. 4.3 – Arcs & Central Angles | Geometry for Digital SAT

In this lesson, you’ll explore the relationship between arcs and central angles in a circle — a key concept in SAT geometry. Learn how to calculate arc measures, relate them to central angles, and solve real SAT-style problems with confidence.

What You’ll Learn:

• What arcs and central angles represent

• Circle angle total (360°) and fractional relationships

• How to calculate arc length and angle measure

• Solving geometry problems using proportional reasoning

Circles Ch. 4.4 – Power of a Point | Geometry & Trigonometry for Digital SAT

In this lesson, you’ll learn about the Power of a Point Theorem, which helps solve complex problems involving chords, secants, and tangents from a single point outside or inside a circle — a powerful SAT geometry skill.

What You’ll Learn:

• Power of a Point Theorem: Tangent² = External × Whole (secant)

• Cases involving intersecting chords and secant-secant pairs

• How to apply this theorem to solve unknown lengths

• Real SAT-style word problems and diagrams

Circles Ch. 4.5 – Circumference of a Circle | Geometry for Digital SAT

In this lesson, you’ll master how to calculate the circumference of a circle, one of the most foundational formulas in SAT geometry. You’ll apply the concepts to solve problems involving arcs, sectors, and perimeter-based reasoning.

What You’ll Learn:

• Formula for circumference: C = 2πr and C = πd

• How to switch between radius and diameter

• Using circumference in multi-step SAT problems

• Arc length as a fraction of full circumference

Circles Ch. 4.6 – Area of a Circle | Geometry for Digital SAT

In this lesson, you’ll learn how to calculate the area of a circle, a foundational geometry concept frequently tested on the Digital SAT. You’ll explore the standard formula, how to manipulate it in word problems, and how to apply it to find shaded regions, semicircles, and sector areas.

? What You’ll Learn:

• Formula: A = πr² and how it’s derived

• How to calculate exact and approximate area

• Solving problems involving semicircles and sectors

• Combining area with perimeter, arc length, or overlapping regions

• Interpreting and solving SAT-style diagrams with real math strategies

Circles Ch. 4.7 – Analytic Circles | Geometry & Trigonometry for Digital SAT

In this lesson, you’ll learn how to work with analytic geometry involving circles—a powerful skill tested in advanced SAT math. You’ll explore how to interpret and manipulate the standard form of a circle’s equation, identify the center and radius, and solve coordinate plane problems involving circles.

? What You’ll Learn:

• Equation of a circle in standard form: (x − h)² + (y − k)² = r²

• How to find the center (h, k) and radius r from an equation

• Graphing circles on the coordinate plane

• How to rewrite expanded equations into standard form

• Solving SAT-style problems involving distances, midpoints, and boundary points

Circles Ch. 4.8 – Analytic Circles: Practice Test | Geometry for Digital SAT

In this video, you’ll apply everything you’ve learned about analytic circles to real SAT-style problems. This practice test covers equations of circles in standard form, identifying centers and radii, graph-based questions, and coordinate geometry reasoning.

What You’ll Practice:

• Identifying the center and radius from an equation

• Graphing circles and interpreting coordinate plane geometry

• Rewriting general form equations into standard form

• Solving word problems involving distances and boundaries

• Applying test strategies to multi-step analytic geometry questions

Trigonometry Ch. 5.1 – Trigonometric Ratios in Right Triangles | Digital SAT Math

In this lesson, you’ll learn the fundamentals of trigonometric ratios in right triangles — a key concept tested on the Digital SAT. We’ll explore how to define sine, cosine, and tangent, and how to apply these ratios to solve real SAT-style geometry problems.

What You’ll Learn:

• Definitions of sine, cosine, and tangent

• How to identify opposite, adjacent, and hypotenuse sides

• Solving for unknown sides or angles in right triangles

• Using trigonometric ratios in SAT-style word problems

• Setting up and solving equations using trig ratios

Test-Taking Tip: Know your SOH-CAH-TOA to solve quickly and avoid common

Trigonometry Ch. 5.2 – Trigonometric Ratios in Complementary Angles | Digital SAT Math

In this lesson, you’ll explore how trigonometric ratios behave in complementary angle pairs—a key SAT concept that builds on basic trig in right triangles. You’ll understand why the sine of one angle equals the cosine of its complement, and how this property appears in SAT problems.

What You’ll Learn:

• Relationship between complementary angles in right triangles

• Why sin(θ) = cos(90° − θ) and vice versa

• How to apply this identity to solve problems quickly

• Recognizing complementary angle patterns on the SAT

• SAT-style examples with sine, cosine, and triangle-based reasoning

Test-Taking Tip: Look for triangle setups where one acute angle is missing — complementary trig identities often apply.

Trigonometry Ch. 5.3 – Basic Trigonometric Identities | Digital SAT Math

In this lesson, you’ll learn the most important basic trigonometric identities used on the SAT — including relationships that help simplify problems and speed up calculations. These identities are essential for understanding how sine, cosine, and tangent relate to one another in right triangles.

What You’ll Learn:

• The identity: sin²(θ) + cos²(θ) = 1

• Using reciprocal identities: csc(θ), sec(θ), cot(θ) (if tested)

• How to apply identities to simplify expressions

• Recognizing when identities appear in SAT-style problems

• Solving equations using trig identities efficiently

Strategy Tip: Use identities when you see squared trig functions or unfamiliar trig equations — they often simplify into solvable forms.

Chapter 6.1 – Volumes and Areas: Prisms & Cubes | Digital SAT Geometry & Trigonometry

In this lesson, you’ll master how to calculate volume and surface area for 3D shapes like prisms and cubes — a must-know skill for Digital SAT Math!

What You’ll Learn:

• How to find the volume of rectangular and triangular prisms

• How to calculate surface area using formulas

• Understanding unit cubes and composite solids

• Applying formulas efficiently in word problems

• Common SAT-style trap answers and how to avoid them

Chapter 6.2 – Volumes and Areas: Rectangular Prisms | Geometry & Trigonometry – Digital SAT Math

In this lesson, you’ll learn how to find volume and surface area of rectangular prisms — a frequent question type on the Digital SAT. You’ll also learn how to apply these formulas to word problems and composite shapes.

What You’ll Learn:

• Formula for the volume of a rectangular prism: V = l \times w \times h

• How to calculate surface area using all six faces

• How to interpret 3D shapes from word problems

• Strategy for breaking down composite solids

• Common unit traps and test-day tips

Chapter 6.3 – Volumes and Areas: Triangular Prisms | Geometry & Trigonometry – Digital SAT Math

In this lesson, you’ll learn how to calculate the volume and surface area of triangular prisms — a common geometry topic tested on the Digital SAT.

What You’ll Learn:

• Volume formula for triangular prisms:

V = \frac{1}{2} \times b \times h \times l

• How to calculate surface area using all faces

• Identifying base and height in a triangle inside a 3D shape

• Applying concepts to word problems and mixed units

• Test strategies for prism-based geometry questions

Chapter 6.3 – Volumes and Areas: Cylinders in your Digital SAT Math – Geometry & Trigonometry

In this lesson, you’ll learn how to calculate the volume and surface area of cylinders — a key concept tested in the Geometry section of the Digital SAT.

What You’ll Learn:

• Volume formula for cylinders:

V = π × r² × h

• Surface area formula using circular bases and lateral face:

A = 2πr² + 2πrh

• How to identify radius and height from 2D and 3D diagrams

• Solving word problems involving units and conversions

• Tips for answering SAT-style cylinder questions quickly and accurately

In this lesson, you’ll learn how to calculate the volume and surface area of pyramids, cones, and spheres — essential 3D geometry concepts featured on the Digital SAT.

What You’ll Learn:

• Volume formulas:

Pyramid: V = (1/3) × Base Area × Height

Cone: V = (1/3) × π × r² × h

Sphere: V = (4/3) × π × r³

• Surface area formulas for cones and spheres

• How to identify radius, slant height, and perpendicular height

• Applying these formulas to SAT word problems and diagrams

• Common mistakes and quick tips for test-day accuracy

In this video, I solve all 22 questions from SAT Module 1, just like the real exam. This covers every key concept from Module 1, helping you review and understand SAT math step by step.

In this video, I solve all 22 questions from SAT Module 1, just like the real exam. This covers every key concept from Module 1, helping you review and understand SAT math step by step.