Missing Angle Measurements

Front

What are complementary angles?

Back

Complementary angles are two angles whose measures add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

What are supplementary angles?

Back

Supplementary angles are two angles whose measures add up to 180 degrees.

Tags

CCSS.7.G.B.5

Front

What are vertical angles?

Back

Vertical angles are the angles opposite each other when two lines intersect. They are always equal.

Tags

CCSS.7.G.B.5

Front

What is an angle bisector?

Back

An angle bisector is a line that divides an angle into two equal parts.

Tags

CCSS.HSG.CO.C.9

Front

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

Back

60 degrees.

Tags

CCSS.7.G.B.5

Front

If two angles are supplementary and one measures 120 degrees, what is the measure of the other angle?

Back

60 degrees.

Tags

CCSS.7.G.B.5

Front

Find the missing angle if one angle is 40 degrees and they are complementary.

Back

50 degrees.

Tags

CCSS.7.G.B.5

Front

Calculate the missing angle if one angle is 75 degrees and they are supplementary.

Back

105 degrees.

Tags

CCSS.7.G.B.5

Front

What is the measurement of angle x if it is vertical to an angle measuring 25 degrees?

Back

25 degrees.

Tags

CCSS.7.G.B.5

Front

If angle y is 90 degrees, what is the measure of its complementary angle?

Back

0 degrees.

Tags

CCSS.7.G.B.5