Geometry 8-1a GeoGebra Primer: A Proof Without Words

By Matt Richardson
Last updated about 3 years ago
5 Questions
Explore the embedded GeoGebra applet before responding to the items that follow. Drag the blue circles. Drag the open circles.

Exploration: Describe the effect(s) that dragging the upper blue circle has on the diagram.

Exploration: Describe the effect(s) that dragging the lower blue circle has on the diagram.

Exploration: What type of polygon is found in the center of the diagram?

Exploration: Describe the relationship between the three squares and the triangle.

Exploration: What is the relationship between the areas of the three squares? How do you know? Describe how the GeoGebra applet supports your response.