Question

In figure AB,CDand EF are straight lines.The ratio of angle a to angle b is 8:5.What is value of angle a​

Answer 1

Step-by-step explanation:

let angle is x

then, a= 8x & b=5x

HERE, b=25 [vertically opposite]

5x=25

x=5

So, angle a= 8x

a= 8×5

a= 40°