Question

A regular polygon has an interior angle of 135 how many sides does it have

Answer 1

• We know that
• Each interior angle = (n-2)180/n

(n-2)180/n = 135

n-2 = 135n/180

n-2 = 3 n /4

n- 3 n /4 = 2

n/4 = 2

n = 8

Answer 2

let other angle =x
135+x =180
x=45
now, sides =360/45
sides =8