Geometry - Lines

Front

What are Perpendicular Lines?

Back

Lines that intersect at a right angle (90 degrees).

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What are Parallel Lines?

Back

Lines that never intersect and are always the same distance apart.

Tags

CCSS.HSG.CO.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 Ray?

Back

Part of a line that has one endpoint and goes on forever in one direction.

Tags

CCSS.4.G.A.1

Front

What is a Vertex?

Back

The point where two lines meet or intersect.

Front

What is an Angle?

Back

Formed by two rays that share a common endpoint.

Front

What is the difference between a Line and a Line Segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.

Tags

CCSS.4.G.A.1

Front

What are Adjacent Angles?

Back

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

Tags

CCSS.7.G.B.5

Front

What are Opposite Angles?

Back

Angles that are across from each other when two lines intersect.

Tags

CCSS.7.G.B.5

Front

What is a Straight Line?

Back

A line that has no curves and extends infinitely in both directions.

Tags

CCSS.4.G.A.1