Naming Polygons and Diagonals
In this polygons and diagonals instructional activity, students identify and classify 10 polygons. Students then find measures of 11 polygons involving exterior and interior angles.
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Interior Angles, Exterior Angles, and Diagonals of Polygons
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate the number of...
8th - 11th Math CCSS: Adaptable