Angle Pairs Practice

Front

What is the measure of the missing angle if one angle is 39°?

Back

119°

Front

Find m∠JKL if it is given that m∠JKL = 80°.

Back

80°

Front

What are vertical angles?

Back

Congruent angles that are opposite each other and are formed by intersecting lines.

Front

What are complementary angles?

Back

Pair of angles that their measures add up to 90°.

Front

What are Adjacent Angles?

Back

Two angles that share a common vertex, a common side, but no common interior points.

Front

What is the sum of the measures of two complementary angles?

Back

90°.

Front

What is the sum of the measures of two supplementary angles?

Back

180°.

Front

If two angles are vertical angles, what can be said about their measures?

Back

They are congruent.

Front

If m∠A + m∠B = 90°, what type of angles are A and B?

Back

Complementary angles.

Front

If m∠C + m∠D = 180°, what type of angles are C and D?

Back

Supplementary angles.