Question

Interior angle of a polygon is 120 degree the polygon has how many sides

Answer 1

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Here is your answer goes like this :

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interior angle + exte angle = 180


interior angle - exte angle = 120


so interior angle 150 and exterior angle 30


Now total of exterior angle is 360. so


number of sides = 360 /30 = 12....


Therefore it has 12 sides....


The answer has been explained....


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Answer 2

Answer:

12 sides....

Step-by-step explanation:

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