Question

Which pair of angles are complementary?

Answer 1

Explanation:

those two angles which gives 90 degree when added are complementary angles.

Answer 2

Two Angles are Complementary when they add up to 90 degrees (a Right Angle). They don't have to be next to each other, just so long as the total is 90 degrees. Examples: 60° and 30° are complementary angles.