Complementary, Suplementary, Vertical & Linear Pair

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 linear pairs?

Back

A pair of adjacent angles that are formed when two lines intersect and are supplementary.

Front

If two angles are complementary, what is the sum of their measures?

Back

90°.

Front

If two angles are supplementary, what is the sum of their measures?

Back

180°.

Front

Identify the pair of vertical angles: ∠COB & ∠COA, ∠AOD & ∠AOC, ∠COB & ∠AOD, ∠BOD & ∠AOD.

Back

∠COB & ∠AOD.

Front

If one angle measures 40°, what is the measure of its complementary angle?

Back

50°.

Front

If one angle measures 70°, what is the measure of its supplementary angle?

Back

110°.

Front

Are the angles 30° and 60° complementary, supplementary, or neither?

Back

Complementary.