Question

2. Find the number of sides in a regular polygon, if its each interior angles.
(i) 160°
(ii) 150°
iit nach exterior angle is​

Answer 1

Answer:

(i) 18

(ii) 12

Step-by-step explanation:

360÷ Adjacent Exterior Angle

(i) Ext. angle = 180-160=20°

No of sides = 360°÷20 = 18

(ii) Ext. angle = 180-150= 30°

No of sides = 360÷30= 12