Complementary,Supplementary, Vertical Angles

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

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect.

Front

If one angle measures 64°, what is the measure of its supplementary angle?

Back

116°.

Front

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

Back

60°.

Front

What is the equation to find the missing angle if one angle is 64° and they are supplementary?

Back

x + 64 = 180.

Front

What is the equation to find the missing angle if one angle is 30° and they are complementary?

Back

x + 30 = 90.

Front

If two angles are vertical angles, what can we say about their measures?

Back

They are equal.

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°.