Question

3. Write the formula to find the sum of the measures of interior angles of a polygon. Find the angle sum of a polygon having following number of sides:
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Answer 1

What Is the Sum of Angles Formula?

• The sum of the interior angles of a given polygon = (n − 2) × 180°, where n = the number of sides of the polygon.

• The sum of exterior angles of a given polygon = 360°