Question

1
3. Line segments PQ and ST intersect at 0. If angle POR = 90°, x = y. Then z =?

Answer 1

Answer:

given,POR=90°

x=1/2y and z=?

90°+1/2y+y=180°

y/2+y=90°

y+2y/2=90°

3y=180°

y=60°

then,y+z=180°

60°+z=180°

z=120°