Types of Lines

Front

What is a line?

Back

A straight path that extends infinitely in both directions.

Front

What is a ray?

Back

A part of a line that starts at a point and extends infinitely in one direction.

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is a point?

Back

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

Front

What is a plane?

Back

A flat surface that extends infinitely in all directions.

Front

What are parallel lines?

Back

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

Front

What are intersecting lines?

Back

Lines that cross each other at one point.

Front

What are perpendicular lines?

Back

Lines that intersect to form right angles (90 degrees).

Front

What are skew lines?

Back

Lines that do not intersect and are not parallel, often in different planes.

Front

What is the difference between parallel and intersecting lines?

Back

Parallel lines never meet, while intersecting lines cross at a point.