Question

Answer Fast It's Urgent​

Answer 1

Answer:

50

Step-by-step explanation:

One simple method,

a=c(vertically opposite angles)

c+f=180(co-interior angles)

a+f=180

x+20+2x+10=180

3x=180-30

x=150/3

x=50

You can also establish e=a(corresponding angles) and use e+f=180 or any other means to solve it .