Complementary, Supplementary, Vertical, Adjacent Angles

Front

What are complementary angles?

Back

Two angles whose measures add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

What are supplementary angles?

Back

Two angles whose measures add up to 180 degrees.

Tags

CCSS.7.G.B.5

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect; they are always equal.

Tags

CCSS.7.G.B.5

Front

What are adjacent angles?

Back

Two angles that share a common side and a common vertex but do not overlap.

Tags

CCSS.7.G.B.5

Front

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

Back

60 degrees (90 - 30 = 60).

Tags

CCSS.7.G.B.5

Front

If angle B measures 120 degrees, what is the measure of its supplementary angle?

Back

60 degrees (180 - 120 = 60).

Tags

CCSS.7.G.B.5

Front

Are vertical angles always equal?

Back

Yes, vertical angles are always equal.

Tags

CCSS.7.G.B.5

Front

Can two angles be both complementary and supplementary?

Back

No, two angles cannot be both complementary and supplementary at the same time.

Tags

CCSS.7.G.B.5

Front

If two angles are adjacent and one measures 45 degrees, what is the maximum measure the other angle can have if they are supplementary?

Back

135 degrees (180 - 45 = 135).

Tags

CCSS.7.G.B.5

Front

What is the relationship between adjacent angles and supplementary angles?

Back

Adjacent angles can be supplementary if their measures add up to 180 degrees.

Tags

CCSS.7.G.B.5