Basic Geometry

Front

What are intersecting lines?

Back

Lines that cross each other at one point.

Tags

CCSS.HSG.CO.A.1

Front

What is a line?

Back

A straight path that extends infinitely in both directions.

Tags

CCSS.4.G.A.1

Front

What is a point?

Back

A specific location in space that has no size or dimension.

Tags

CCSS.4.G.A.1

Front

What are acute angles?

Back

Angles that measure less than 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is an obtuse angle?

Back

An angle that measures more than 90 degrees but less than 180 degrees.

Tags

CCSS.4.G.A.1

Front

What is a right angle?

Back

An angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is a straight angle?

Back

An angle that measures exactly 180 degrees.

Tags

CCSS.4.G.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 are line segments?

Back

Part of a line that has two endpoints.

Tags

CCSS.HSG.CO.A.1

Front

What is a ray?

Back

A part of a line that has one endpoint and extends infinitely in one direction.

Tags

CCSS.4.G.A.1