Complementary,Supplementary, Vertical Angles

Front

What are vertical angles?

Back

Angles that are opposite of each other when lines intersect.

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

What are complementary angles?

Back

Angles that add up to 90°.

Front

If two angles are supplementary and one angle measures 70°, what is the measure of the other angle?

Back

110°.

Front

If two angles are complementary and one angle measures 30°, what is the measure of the other angle?

Back

60°.

Front

What is the relationship between vertical angles?

Back

Vertical angles are equal.

Front

If two angles are vertical angles and one measures 45°, what is the measure of the other angle?

Back

45°.

Front

What is the equation for finding a supplementary angle if one angle is x?

Back

x + y = 180°.

Front

What is the equation for finding a complementary angle if one angle is x?

Back

x + y = 90°.

Front

If angle A and angle B are supplementary and angle A measures 120°, what is the measure of angle B?

Back

60°.