Geometer’s Sketchpad Essentials 8 – Rotating Geometric Objects

This is the eighth tutorial in the Geometer’s Sketchpad Essentials Series.  In this post we are going to learn the Rotate command. First we are going to create a triangle and name it ABC, create a center of rotation point D, and then rotate a triangle 90 degrees.

The output of this tutorial is shown in the first figure. » Read more

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