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Introduction to Geogebra
48 students
Created byJeff Morgan
Last updated 3/2011
English

Course content

1 section • 5 lectures • 1m total length

  • An Introduction to Geogebra0:17
    Part 1: Watch the introductory video here. This introduction focuses on the algebraic aspects of Geogebra. A later video will focus on the geometric aspects.
  • Using Geogebra to Illustrate How a 2x2 Matrix Transforms the Unit Circle0:27
    Watch this video to see how Geogebra can be used to visuallize the action of a 2x2 matrix on the unit circle in the xy plane. Afterwards, play with the Java applet that is created in the video session.
  • Using Geogebra to Visualize Complex Roots of Quadratics0:25
    Watch this video to see how Geogebra can be used to visualize the complex roots of a quadratic polynomial. Then play with the Java applet that is created in the session.
  • Using Geogebra to Investigate the Feuerbach 9 Point Circle0:25
    Geogebra is a wonderful tool for exploring geometric concepts. Watch this video to see how Geogebra can be used to explore the Feuerbach 9 point circle, and then play with the Java applet created in the video.
  • Using Geogebra to Explore a Classic Maximization Problem from Algebra0:14
    Watch this video to see a classic problem from algebra solved by hand, and then explored using Geogebra.

Description

This is an introductory course which illustrates a some of the features of Geogebra as a tool for students and teachers to explore mathematics.  Participants will be exposed to the basic features of Geogebra and the creation of online Java applets that do not require any computer programming.

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