Question

1) In the figure, line PQ || line RS and line XY is
their transversal then find
a) Z_RBY b) Z_QAB if _XAB = 115°​

Answer 1

ANSWER

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∘