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 m∠A 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 m∠A = 90 - m∠A = 64.

Related Terms for Complementary Angles

• Angle
• Right Angle
• Acute Angle

Additional Links for Complementary Angles

• Click here for samples
• Back to Mathematics Dictionary