Understanding Complementary and Supplementary Angles

The video tutorial from MooMooMath explains the concepts of complementary and supplementary angles. Complementary angles are two angles that add up to 90 degrees, while supplementary angles add up to 180 degrees. The video provides examples and applications of these concepts, such as in right triangles and straight lines. It also includes problem-solving steps to find unknown angles using these principles. The tutorial concludes with a summary of the rules for identifying complementary and supplementary angles.

What is the sum of two complementary angles?

• 45 degrees

• 90 degrees

• 180 degrees

• 360 degrees

If one angle is 30 degrees, what is its complement?

• 30 degrees

• 60 degrees

• 90 degrees

• 120 degrees

In a right triangle, if one acute angle is 68 degrees, what is the measure of the other acute angle?

• 22 degrees

• 52 degrees

• 32 degrees

• 42 degrees

What is the complement of a 45-degree angle?

• 60 degrees

• 45 degrees

• 30 degrees

• 90 degrees

What is the sum of two supplementary angles?

• 360 degrees

• 180 degrees

• 90 degrees

• 45 degrees

If an angle measures 105 degrees, what is its supplement?

• 75 degrees

• 95 degrees

• 65 degrees

• 85 degrees

On a straight line, if one angle is 65 degrees, what is the measure of the other angle?

• 95 degrees

• 105 degrees

• 115 degrees

• 125 degrees

Which of the following pairs of angles are supplementary?

• 60 and 120 degrees

• 90 and 90 degrees

• 45 and 45 degrees

• 30 and 60 degrees