Geometer’s Sketchpad Essentials 1 – Locating the Centroid

This is the first tutorial in the Geometer’s Sketchpad Essentials (GSP) Series.  In this tutorial, we are going to investigate the medians of a triangle. We will learn how to use the basic tools: Point Tool, Selection Arrow Tool, and the Segment Tool. If you are not familiar with GSP, you may want to read Introduction to Geometer’s Sketchpad.

The output of our tutorial is shown in the Figure above; points D, E, and F are midpoints of the sides of triangle ABC» Read more

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