Question

A regular polygon has interior angles of 160°, how many sides does it have?

How many sides

Answer 1

Answer: 18 sides

Solution:
Formula for calculating no. of sides of regular polygon:-

180 x n-2/n = interior angle

180 x n-2/n = 160

18 x n-2/n = 16

9 x n-2/n = 8

9n - 18 = 8n

n = 18
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I hope this helps! :D