The sum of interior angles of a regular polygon is thrice the sum of its exterior angles. Find the number of sides in the polygon.
Calculate the number of sides in a polygon whose interior angles sum up to 12060°. Option A : 54 Option B : 61 Option C : 69 Option D : 75
The number of sides a polygon whose sum of interior angles is 144o is
Find the number of sides of a polygon whose sum of interior angles is 9 right angles.
Calculate the number of sides of a regular polygon whose interior angle are each 156 degree