Question

The angles of a pentagon are xo, (x – 10)o, (x + 20)o, (2x – 44)o and (2x – 70)o Calculate x.

Answer 1

Answer:

we know that,

in a pentagon

x° + (x - 10)° + ( x + 20)° + (2x - 44)° + (2x -70)°= 540°

=> 7x = 540° +104°

= 7x = 644°

> x = 644°/7

therefore, x = 92°

Hope it helps you!!