Question

In the given figure, find the value of y.

Answer 1

Answer:

30+90+3y=180

3y=180-120

y=60/3=20

Answer 2

Answer:

y = 20 °

Step-by-step explanation:

if EF , CD , AB are straight lines

then by using oposite angle property

angle between A and C = 3 y

so that

30 + 3y + 90 = 180

3y = 60

y = 20°