Question

If each angle of a regular polygon is 135º. How many sides does it have.
A- 8
B- 5
C- 6
D- 7​

Answer 1

Exterior angle + interior angle=180°

thereofkre,

exterial angle= 180°-135°

=> ext. angle= 45°

We know sum of all ext. angle is =360°

therefore total sides is.

360/45

=> 8

so there are 8 sides ans.