An exterior angle measure of a regular polygon is given. Find the number of its sides and the measure of each interior angle. 40° The regular polygon has ___ sides and each of its interior angles measures____ °.
Accepted Solution
A:
Sum of all exterior angles = 360°.
Number of sides = 360 ÷ 40 = 9
Each interior angle = 180 - 40 = 140°.
Answer: The regular polygon has 9 sides and each of its interior angles 140°