Angles: Supplementary and Complementary

The video tutorial introduces various types of angles, including acute, right, obtuse, straight, reflex, and complete angles. It then focuses on complementary angles, which are two angles whose sum is 90 degrees, providing examples and calculations. The tutorial also covers supplementary angles, defined as two angles whose sum is 180 degrees, with examples and calculations. The video aims to clarify these concepts and encourage viewers to subscribe for more educational content.

What is the measure of a right angle?

• 45°

• 90°

• 360°

• 180°

Which angle is greater than 90° but less than 180°?

• Reflex angle

• Obtuse angle

• Right angle

• Acute angle

What is the sum of two complementary angles?

• 90°

• 45°

• 360°

• 180°

If one angle is 30°, what is its complementary angle?

• 30°

• 60°

• 90°

• 120°

Which of the following pairs are complementary angles?

• 45° and 45°

• 60° and 120°

• 90° and 90°

• 100° and 80°

What is the sum of two supplementary angles?

• 360°

• 180°

• 90°

• 45°

If one angle is 110°, what is its supplementary angle?

• 90°

• 70°

• 80°

• 100°

Which of the following pairs are supplementary angles?

• 60° and 30°

• 90° and 90°

• 120° and 60°

• 45° and 45°

What is the measure of a complete angle?

• 90°

• 360°

• 180°

• 270°

Which angle is more than 180° but less than 360°?

• Acute angle

• Right angle

• Straight angle

• Reflex angle