Question

In figure line r is a transversal of line p and line q.
If ∠m = 58०and∠n = 121०then
are the lines p and q parallel ? Justify

Answer 1

Answer:

Answer

40

∘

+u=180

∘

⇒u=140

∘

ω+u=180

∘

⇒ω=180°−u

=40°

∠z=70°(vertically opposite angles)

∠y+∠z=180°

⇒∠y=180°−∠z

180°−70°

=110°

⇒ω+x=180

∘

∴x=140