Complementary Angles

Definition of Complementary Angles

  • Complementary angles are two acute angles that add up to give a right angle, 90°.

Examples of Complementary Angles

  • 34°, 56° and 28°, 62° are examples of complementary angles.

Solved Example on Complementary Angles

If is 26, then find the measure of its complement.

Choices:

A. 34°

B. 56°

C. 64°

D. 25°

Correct Answer: C

Solution:

Step 1: Complement of = 90 - = 64.

Related Terms for Complementary Angles

  • Angle
  • Right Angle
  • Acute Angle

Additional Links for Complementary Angles