Complementary, Supplementary, Vertical, Adjacent Angles

Front

What are complementary angles?

Back

Angles that add up to 90°.

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect.

Front

What are adjacent angles?

Back

Angles that share a common side and a common vertex.

Front

If one angle measures 30°, what is the measure of its complementary angle?

Back

60°.

Front

If two angles are supplementary and one measures 110°, what is the measure of the other angle?

Back

70°.

Front

Identify the vertical angles in the following scenario: If angle 1 = 45° and angle 2 is opposite angle 1 when two lines intersect.

Back

Angle 2 = 45°.

Front

If angle 3 and angle 4 are adjacent and angle 3 = 50°, what is the measure of angle 4 if they are complementary?

Back

40°.

Front

What is the relationship between complementary angles?

Back

They add up to 90°.

Front

What is the relationship between supplementary angles?

Back

They add up to 180°.