Geometry Vocabulary

Front

What are Vertical Angles?

Back

Two angles that are opposite of each other and congruent.

Tags

CCSS.7.G.B.5

Front

What are Complementary Angles?

Back

Two angles that have a measure of 90 degrees.

Tags

CCSS.7.G.B.5

Front

What are Perpendicular Lines?

Back

Two lines that intersect to form right angles.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What are Corresponding Angles?

Back

Angles that are in the same position on two parallel lines in relation to a transversal.

Tags

CCSS.8.G.A.5

Front

What are Supplementary Angles?

Back

Two angles that have a measure of 180 degrees.

Tags

CCSS.7.G.B.5

Front

What is a Ray?

Back

A figure formed by two points and extends infinitely in one direction.

Tags

CCSS.4.G.A.1

Front

What is a Line Segment?

Back

A part of a line that has two endpoints.

Tags

CCSS.HSG.CO.A.1

Front

What is a Transversal?

Back

A line that intersects two or more lines.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What are Alternate Interior Angles?

Back

Angles that are on opposite sides of the transversal and inside the two lines.

Tags

CCSS.8.G.A.5

Front

What are Alternate Exterior Angles?

Back

Angles that are on opposite sides of the transversal and outside the two lines.

Tags

CCSS.8.G.A.5