Angles - Complementary, Supplementary, Adjacent, Vertical

Front

What are Vertical Angles?

Back

Angles that are opposite of each other when lines intersect.

Front

What are Complementary Angles?

Back

Two angles whose sum of their measures is 90 degrees.

Front

What are Supplementary Angles?

Back

Two angles whose sum of their measures is 180 degrees.

Front

What are Adjacent Angles?

Back

Angles that share a common side and a common vertex.

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.

Front

If two angles are vertical angles, what can be said about their measures?

Back

They are equal.

Front

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

Back

60 degrees.

Front

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

Back

60 degrees.

Front

What is the relationship between adjacent angles?

Back

They share a common side and vertex.