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If the measure of the interior angle of a regular polygon is 120. then how many sides does it have?

A6

B8

C9

D10

Answer:

A. 6

Read Explanation:

Interior angle of a regular polygon = (n ­- 2) 180/n 120 = (n - 2) 180/n 120n = 180n - 360 60n = 360 n = 360/60 = 6 Number of sides = 6


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