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MATHEMATICS

JAMB 2015 - Question 49

Mathematics 2015 JAMB Past Questions - Question 49: How many sides has a regular polygon whose interior angles are 120°each

How many sides has a regular polygon whose interior angles are 120°each

A: 4

B: 5

C: 6

D: 3

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Correct Answer

Explanation

Each exterior angle = 180 − 120=60Exterior angle =360/n60 = 360/nn =360/6= 6