Question

please help me doing this question​

Answer 1

Answer:

here

6a = 120 ( corresponding angles)

= a=20

now

m ll n

so, 4c = 120 ( corresponding angles)

= c = 30

now. q ll r,

So, 4c = 3b

4× 30 = 3b

120 = 3b

b = 40

so

a= 20

b= 40

c= 30