Question

line x ll line y line l is transversal of
lines x and y. Find the value of m
a) 48°
b) 142°
c) 132°
d) 42°​

Answer 1

Given:l∥m

sum of the interior angles on the same side of transversal is 180

∘

b+52

∘

=180

∘

⇒b=180

∘

−52

∘

=128

∘

And a=52

∘

∴a=52

∘

,b=128

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