Points, Lines, Line Segments, Rays, Angles, Oh My!

Front

What is a point?

Back

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

Front

What is a line?

Back

A line is a straight path that extends infinitely in both directions with no endpoints.

Front

What is a line segment?

Back

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

Front

What is a ray?

Back

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

Front

What are parallel lines?

Back

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

Front

What are intersecting lines?

Back

Intersecting lines are lines that cross each other at one point.

Front

What are perpendicular lines?

Back

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

Front

What is an angle?

Back

An angle is formed by two rays that share a common endpoint, called the vertex.

Front

What is the vertex of an angle?

Back

The vertex is the point where two rays meet to form an angle.

Front

What is an acute angle?

Back

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