Multiple choice questions on supplementary and complementary angles with answers at the bottom of the page.

Question Which two angles are supplementary?
a) 30° and 60°
b) 41° and 139°
c) 45° and 145°
d) 23° and 147°

Question What is the complementary angle to angle B = π/3?
a) π/2
b) π/3
c) π/4
d) π/6

Question Which two angles are complementary?
a) 30° and 130°
b) 20° and 160°
c) 45° and 145°
d) 1° and 89°

Question Which of the following angles is supplementary to angle C = 2π/3?
a) 4π/3
b) 2π/3
c) π/3
d) 3π/4

Question Which pairs of angles are complementary?
a) 3π/4 and π/4
b) 5π/12 and π/12
c) π/4 and π/3
d) π/16 and π/8

Question Which two angles are supplementary?
a) π and π/2
b) π/3 and 3π/2
c) π/7 and 6 π/7
d) π/8 and π/2