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How many sides does a regular polygon have if each of its interior angles is 140 degrees? - Step by step explanation ​

How many sides does a regular polygon have if each of its interior angles is 140 degrees? - Step by step explanation ​
asked 27.1k views
6 votes
How many sides does a regular polygon have if each of its interior angles is 140 degrees?

- Step by step explanation ​

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User Erik Villegas
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8.6k points

2 Answers

5 votes
I think the answer would be root
answered
User Fbmch
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8.0k points
5 votes
9 sides
Method 1: Since the interior angle 140 degrees, the supplement of this is the exterior angle and equal to 40 degrees. Hence the number of sides is 360/40 = 9 sides.
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User Hlorand
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