Geometric Figures, Types of Lines, and Angles

Front

What is a Ray?

Back

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

Tags

CCSS.4.G.A.1

Front

What is a Line Segment?

Back

A line segment is a part of a line that has two endpoints.

Tags

CCSS.HSG.CO.A.1

Front

What is a Line?

Back

A line is a straight path that extends infinitely in both directions.

Tags

CCSS.4.G.A.1

Front

What are Parallel Lines?

Back

Parallel lines are lines in a plane that never meet and are always the same distance apart.

Tags

CCSS.HSG.CO.A.1

Front

What are Perpendicular Lines?

Back

Perpendicular lines are lines that intersect at a right angle (90 degrees).

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is an Acute Angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is a Right Angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is a Straight Angle?

Back

A straight angle is an angle that measures exactly 180 degrees.

Tags

CCSS.4.G.A.1

Front

How do you identify a Ray in a figure?

Back

A ray starts at a point and goes off in a particular direction without ending.

Tags

CCSS.4.G.A.1

Front

How do you identify a Line Segment in a figure?

Back

A line segment is shown as a straight line with two endpoints.

Tags

CCSS.HSG.CO.A.1