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OpenStudy (anonymous):
How do I find the sum of the angle measures of a polygon? Can I have an example please.
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Directrix (directrix):
The sum of the interior angle measures of a convex polygon of n sides is the following: (n - 2) * 180
Directrix (directrix):
Example: Find the sum of the interior angle measures of a convex pentagon. A pentagon has 5 sides. The sum of the interior angles is (5 - 2) * 180 = 3 * 180 = 540.
OpenStudy (anonymous):
The sum of the exterior angle of a polygon is 360
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