Answer:
Are a pair of angles on the outer side of each of those two lines but on opposite sides of the transversal.
Answer:
∠1 = 66°
Step-by-step explanation:
∠1 + ∠3 = ∠4 (exterior angle theorem)
∠1 + 57° = 123°
∠1 = 66°
Answer:
Second option is the correct answer.
Step-by-step explanation:
