Question

Find the angle sum of convex polygon with 8 number of sides.

(b) Verify –(-x) = x for x=−

-6

13

(c) Every square is a rectangle.(TRUE OR FALSE)

………………….X………………………….X……………………….X……………………….X….​

Answer 1

Answer:

1. Formula: (n-2)×180

=(8-2)×180

=6×180

=108 is answer.

2. X= 7 is answeer.

3. Every square is rectangle but all rectangle are not square.