Question

The difference between an interior angle of an n+2 sided regular polygon and an interior angle of an n-1 sided regular polygon is 20 degree. Find the value of n

Answer 1

The sum of exterior angles of any polygon (not regular only) is always 360°. ... Now, given that the difference between the interior angle of N sided regular polygon and exterior angle of (N + 1) sided regular polygon is 95°.

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