Breaking up the Polygon
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Angles of Polygons
This example demonstrates how to break up a polygon into triangles. Key mathematical concepts include polygons, angles, and triangles. Using GeoGebra commands such as Polygon, Segment, and Angle, the polygon is constructed and then divided into triangles. Suitable for middle school and above students to learn about the properties of polygons and the method of dividing them into triangles.
GeoGebra Commands & Parameters
Polygon(A, B, C, D) → poly1, a, b, c, dSegment(A, C) → fAngle(B, A, C) → αAngle(A, C, B) → βAngle(C, B, A) → γAngle(A, D, C) → δAngle(D, C, A) → εAngle(C, A, D) → ζ