Question

In the given figure poq is a line. if x=30 then find qor and ros​

Answer 1

`2y + 3y + x = 180 \\ 5y + 30 = 180 \\ 5y = 180 - 30 \\ 5y = 150 \\ y = 30`

QOR =3Y

=3×30

=90°

ROS = 2Y

=2×30

=60°