Question

I need help!

Answer 1

Devin’s teacher gave him the following figure and asked him to provide a statement that would guarantee lines a and b are parallel.



Which statement should Devin use to prove that lines a and b are parallel?
Answer
∠8 = 60°
∠4 = 60°
∠1 = 120°
∠3 = 120°

Answer 2

see attachment:

Answer 3

∠8 = 60°

Answer 4

thx