ANSWER:
Question No. 1 -
37°
Question No. 2 -
Angles A and E
STEP-BY-STEP EXPLANATION:
Question No. 1 -
Angle sum of a triangle = 180°
THEREFORE:
Let unknown third angle in each triangle = x
x + 90 + 53 = 180
x = 180 - 90 - 53
x = 37°
Question No. 2 -
Angles A and E are alternate angles on parallel lines. Alternate angles on parallel lines are congruent. Therefore, Angles A and E are congruent.