Question

7. Find the sum of the interior angles of a polygon having
(a) 7 sides
(b) 11 sides (c) 16 sides​

Answer 1

Step-by-step explanation:

(n-2) ×180

n = no of sides

a) n=7

(7-2)×180= 5×180 = 900

b) n= 11

(11-2)×180= 9×180= 1620

c) n= 16

(16-2)×180= 14×180 = 2520