Complementary, Supplementary, Adjacent, Vertical Angles

Front

What are complementary angles?

Back

Angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Angles that add up to 180 degrees.

Front

What are adjacent angles?

Back

Angles that share a common side and vertex.

Front

What are vertical angles?

Back

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

Front

If one angle is 30 degrees, what is its complementary angle?

Back

60 degrees.

Front

If two angles are supplementary and one measures 110 degrees, what is the other angle?

Back

70 degrees.

Front

If two angles are adjacent and one measures 45 degrees, what is the measure of the other angle if they are complementary?

Back

45 degrees.

Front

If two vertical angles are equal and one measures 40 degrees, what is the measure of the other angle?

Back

40 degrees.

Front

What is the sum of the measures of complementary angles?

Back

90 degrees.

Front

What is the sum of the measures of supplementary angles?

Back

180 degrees.