Answer:
<1 = 105
<2 =75
Step-by-step explanation:
Vertical angles are always equal. <2 = 75 because it is opposite a vertical angle.
<1 + <2 = 180 (The two angles are given as supplementary to each other).
<1 + 75 = 180 Subtract 75 from both sides.
<1 + 75 - 75 = 180 - 75 Combine
<1 = 105
