Checking and securing understanding of exterior angles
Lesson 8 / 10
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Lesson outcome
I can find the exterior angle of any regular polygon or deduce the exterior angle of an irregular polygon.
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The sum of the exterior angles of a polygon can be demonstrated using a point.
The sum of the exterior angles of a polygon can be proven using interior angles and the angles on a straight line.
An exterior and interior angles pair are supplementary.
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