If the sum of interior angles of a polygon is 6 right angles, then the polygon is a
Sum of interior angles of a polygon with n-sides = (2n−4)×90°
(2n−4)×90° = 6 right angles
(2n−4)×90° = 6 x 90°
2n - 4 = 6
2n = 10
n = 5
The polygon is a pentagon.