Question

Identify the relationship (complementary, linear pair/supplementary, or vertical) and find the measure of angle b in the image below.

Answer 1

complementary

b = 45 deg

Explanation:

Angles b and 45-deg are complementary since their measures ad to 90 deg.

45 + b = 90

b = 45

Answer 2

Complementary

45°

Explanation:

b + 45° = 90°

b = 90° - 45°

b = 45°