Question

In a parlleogram PQRS ,if angle P = x-5 degree and angle Q= 2x+15degree find the value of x.

Answer 1

PQRS is a parallelogram so the sum of adjacent angles of a parallelogram is 180
ATQ
x -5 + 2x+15=180
3x+10=180
3x=180-10
3x=170
x=170/3
$x = 56 \frac{2}{3}$