Question

Given: ∠1 ≅ ∠3

Which lines must be parallel?
A) r and s
B) p and q
C) p and r
D) q and s

Answer 1

b) p and q  is the answer 

Answer 2

B) p and q bro. Angles ∠1 & ∠3 tell you that lines p and q are parallel because they are the only ones on the same perpendicular line.