Error message
You missed a question.
Primary tabs

complement

on Academic Word List
2
Explanations

In geometry, complementary has a different meaning.

Complementary angles are any two angles with a sum of 90 degrees.

In the picture below, A and B are complementary angles because when you add them together, you get an angle of 90 degrees.

Which of the following are complementary angles? Choose 2 correct answers.

Angle A = 47 degrees, Angle B = 43 degrees

Angle A = 50 degrees, Angle B = 50 degrees

Angle A = 45 degrees, Angle B = 45 degrees

Angle A = 50 degrees, Angle B = 40 degrees