The number of sides a polygon whose sum of interior angles is 144o is
14
10
8
12
(n - 2) 180o = 144o n - 2 = 8
n = 10 sides
Find the number of sides of a polygon whose sum of interior angles is 9 right angles.
Find the number of sides of a regular polygon ,the sum of whose interior angle is 1620
Each interior angle of a regular polygon is 144°. The measure of each interior angle of a regular polygon which has double the number of sides as the first polygon is