Complementary,Supplementary, Vertical Angles

Front

What are vertical angles?

Back

Angles that are opposite of each other when lines intersect.

Front

Vertical angles are always:

Back

Congruent (equal measures).

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

What kind of angles are shown when two angles add up to 180°?

Back

Supplementary angles.

Front

What is the equation for finding a missing angle if one angle is 64° and they are supplementary?

Back

x + 64 = 180.

Front

What are complementary angles?

Back

Angles that add up to 90°.

Front

If two angles are complementary, what is their sum?

Back

90°.

Front

If two angles are supplementary, what is their sum?

Back

180°.

Front

What is the relationship between vertical angles?

Back

They are congruent (equal in measure).

Front

If angle A is 30°, what is the measure of its supplementary angle?

Back

150°.