This video gives more detail about the mathematical principles presented in Exterior Angles in Convex Polygons.
This video shows how to work step-by-step through one or more of the examples in Exterior Angles in Convex Polygons.
A list of student-submitted discussion questions for Exterior Angles in Convex Polygons.
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So...does our formula apply only to convex polygons? Or can we fix things up so that it applies to concave polygons also?
This study guide focuses on polygons: convex vs concave, interior and exterior angles, and basic terminology for common polygons.