Question

In the figure line l and line m intersect at point o. ∠AOD= y° ∠AOB =2x² ∠DOC= (3x-50°) then the value of x is ​

Answer 1

x=50°

2x=3x-50 ( V.O.A)

2x-3x=-50

x°=50

y+3x-50=180{ linear.pair}

y+3×50-50=180

y+150-50=180

y+100=180

y=80°