Google Classroom
GeoGebraGeoGebra Classroom


General Instructions

The user can change the radius and the number of sides of the regular polygon shown. Please explore by clicking on the right and left arrows. The polygon name(s) will be displayed in the title. All regular polygons have a relation to one of two circles. Use the check boxes to explore these circles Once a student sees each polygon has a special name(s), many times they desire to learn what the names of others are and how to write these names. This lesson demonstrates this information.

Vocabulary (look up and define)

Polygon Radius Circle Chord Apothem Circumscribed Inscribed Right Angle

Polygon Name Builder Instruction Sheet