Question

Find the number of sides in a polygon if the sum of its interior angle is: 32 right-angles.

Answer 1

Let no. of sides = n

Sum of angles of polygon = 32 right angles = 32 x 90 = 2880°

(n – 2) x 180° = 2880

n – 2 = `2880/180`

n – 2 = 16

n = 16 + 2

n = 18