Question

How many side does a regular polygon has if each of it's interior angle is 160°​

Answer 1

Answer:

there are total 8 sides of this polynomial

Answer 2

$\huge\fcolorbox{pink}{black}{ANSWER}$

18 sides

If the interior angle of a regular polygon is 160 degrees, then the exterior angle is 20 degrees. The sum of all exterior angles is 360 degrees so there must be 360/20 sides = 18 sides.