Types of lines

Front

What are parallel lines?

Back

Lines that never meet 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 at a right angle (90 degrees).

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is a ray?

Back

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

Front

What is a point in geometry?

Back

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

Front

How do you represent a line segment in geometric notation?

Back

Front

How do you represent a ray in geometric notation?

Back

Using one endpoint and extending in one direction, for example, @@ ightarrow{AB}@@.

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.

Front

What does it mean for lines to be skew?

Back

Lines that do not intersect and are not parallel, often found in three-dimensional space.