In a regular polygon, each interior angle doubles its corresponding exterior angle. Find the number of sides of the polygon
-
A.
8 -
B.
6 -
C.
4 -
D.
3
Correct Answer: Option B
Explanation
2x + x = 180o
3x = 180o
x = 60o (exterior angle of the polygon)
angle = (frac{text{total angle}}{text{number of sides}})
60 = (frac{360}{n})
n = (frac{360}{60})
n = 6 sides
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