iGCSE Trig explained from start to finish
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iGCSE Trig explained from start to finish

Everything you need to know regarding iGCSE Trigonometry from start to finish
New
5.0 (3 ratings)
Instead of using a simple lifetime average, Udemy calculates a course's star rating by considering a number of different factors such as the number of ratings, the age of ratings, and the likelihood of fraudulent ratings.
11 students enrolled
Last updated 8/2017
English
Current price: $10 Original price: $20 Discount: 50% off
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Includes:
  • 2.5 hours on-demand video
  • 4 Supplemental Resources
  • 1 Practice Test
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
What Will I Learn?
  • Understand all the different sections of trigonometry in the iGCSE syllabus and successfully answer trigonometry questions.
View Curriculum
Requirements
  • Learners should have completed the minimum requirements to enroll in the iGCSE Mathematics curriculum.
Description

Learn everything regarding trigonometry, to successfully pass the (I)GCSE examinations. 

The Course covers all the topics for the (I)GCSE syllabus. Every topic is explained in detail from the beginning. 

Topics: 

  • Pythagoras' Theorem 
  • Trigonometric ratios 
  • Trigonometric word problems
  • Sine and Cosine Rule
  • Area Rule 
  • 3-D Trigonometry 
  • Bearing 
  • Angles of elevation and depression 

Each section is accompanied with either a worksheet with answers or quiz to test your understanding of each lesson. 

Who is the target audience?
  • Students that are busy preparing for their iGCSE examinations. Learning the topic for the first time or recapping in preparation for the examinations. This course is also great to recap before you start your AS Trigonometry.
Compare to Other Trigonometry Courses
Curriculum For This Course
23 Lectures
02:40:59
+
Introduction
1 Lecture 01:41

Learn everything regarding Trigonometry, to successfully pass the (I)GCSE examinations. 

The Course covers all the topics for the (I)GCSE syllabus. Every topic is explained in detail from the beginning. 

Topics: 

  • Pythagoras' Theorem 
  • Trigonometric ratios 
  • Trigonometric word problems
  • Sine and Cosine Rule
  • Area Rule 
  • 3-D Trigonometry 
  • Bearing 
  • Angles of elevation and depression 

Each section is accompanied with either a worksheet with answers or a quiz to test your understanding.

Preview 01:41
+
Pythagoras' Theorem
2 Lectures 20:56

In this Lecture I explain the theorem of Pythagoras and how it helps in calculating an unknown side of a right angle triangle. 

Explaining Pythagoras' Theorem
11:34

In this lecture a question is done in detail of how to use Pythagoras' theorem to calculate a missing side of a right angle triangle.

Using Pythagoras' Theorem to calculate a length in right angle triangle
09:22

Test your understanding

Pythagoras' Theorem
5 questions
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Trigonometry Ratio's
4 Lectures 41:51

In this lecture I explain similar triangles and how that developed to the formulation and discovery of Sine, Cosine and tangent ratio's, using right angle triangles.     

Preview 23:39

Test your understanding 

Trig Ratio's
10 questions

In this lecture I focus on explaining how you can use trig ratio's to calculate a length of an unknown side of a right angle triangle. 

Using Trig Ratio to calculate a length in Right angle triangle.
09:22

Test your understanding (calculate side)

Trig ratio's
11 questions

In this lecture I explain how you can use trig ratio's to calculate a missing angle in a right angle triangle. 

Using Trig Ratio to calculate an angle in a right angle triangle.
05:08

Test your understanding (calculate missing angle) 

Trig Ratio's
10 questions

In this lecture I take you through a step by step guide of solving a word problem using trig ratio's.

Using Trig ratio's to solve word problems.
03:42
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Elevation and depression angles
2 Lectures 09:33

In this lecture I explain the difference between the angle of elevation and the angle of depression. 

Angles of elevation and depression explained.
05:00

In this lecture I illustrate how questions can be asked using the angle of elevation and depression and how to successfully solve them.  

Solving trig ratio problems involving angles of depression and elevation.
04:33

Test your understanding 

Angle of depression and angle of elevation
4 questions
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Sine Rule
4 Lectures 18:19

In this lecture I explain how the Sine Rule were derived.  

Explain Sine Rule (Deriving)
06:04

In this lecture I explain how to use the Sine rule to calculate an unknown side of a non-right-angle triangle. 

Calculating Lengths of non-right angle triangles.
02:30

In this lecture I explain how to use the Sine rule to calculate an unknown angle of a non-right-angle triangle. 

Calculating angles of non-right angle triangles.
03:56

Test your understanding 

Sine rule Practice
2 questions

In this lecture I solve an examination style question step by step. 

Solving examination style question using sine rule.
05:49
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Cosine Rule
3 Lectures 21:02

In this lecture I explain how the Cosine Rule were derived.  

Explain Cosine Rule (deriving)
07:38

In this lecture I explain how to use the Cosine rule to calculate an unknown side of a non-right-angle triangle. 

Calculating Lengths of non-right angle triangle.
05:49

In this lecture I explain how to use the Cosine rule to calculate an unknown angle of a non-right-angle triangle. 

Calculating angles of non-right-angle triangle.
07:35

Learn to answer a question comprising of more than one section. 

Combination questions
3 questions

Test your understanding 

Cosine rule Practice
2 questions
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Area Rule
4 Lectures 17:01

In this lecture I explain how the Area Rule were derived.  

Explain Area Rule (deriving)
06:04

In this lecture I explain how to use the Area rule to calculate the area of a non-right-angle triangle. 

Using Area rule to calculate the area of a non-right-angle triangle
03:36

In this lecture I explain how to use the Area rule to calculate an unknown angle of a non-right-angle triangle. 

Using area rule to calculate missing side of a non-right-angle triangle
04:08

In this lecture I explain how to use the Area rule to calculate an unknown side of a non-right-angle triangle. 

Using Area rule to calculate an unknown angle of a non-right angle triangle.
03:13

Test your understanding 

Area rule Practice
3 questions
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Bearings
2 Lectures 23:50

In this lecture I explain what bearing is and how it is used in creating word problems. 

Explain Bearing
07:17

In this lecture I take you through a step by step guide solving a word problem involving bearing. 

solving problems involving bearing.
16:33

Tests your understanding 

Bearing
5 questions
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Trigonometry in 3-D
1 Lecture 06:46

In this lecture I explain how to approach 3-D trigonometry questions. 

Solving 3-D Trig problems
06:46

Test your understanding 

3 - D Trig problems
4 questions
About the Instructor
Lamprecht@Lotter Lötter
5.0 Average rating
3 Reviews
11 Students
1 Course
Mathematics and Physics Teacher

I knew I wanted to be  teacher from the start. I am a passionate Mathematics and Physics teacher, and did my honors degree in Mathematics education. I started my teaching career 10 years ago in London England. I am currently teaching IGCSE and A-Levels Mathematics and Physics at a Montessori school in South Africa.