Points, Lines, Planes

Front

What is a point?

Back

An exact location in space with no length or width.

Front

What are coplanar points?

Back

Points that lie on the same plane.

Front

What do two lines intersect at?

Back

A point.

Front

How is a plane named?

Back

By any 3 non-collinear points on the plane or an uppercase script letter.

Front

What are collinear points?

Back

Points that lie on the same straight line.

Front

Give an example of 4 collinear points.

Back

Points H, N, K, I (HNKI).

Front

What is a line?

Back

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

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 the difference between a line and a line segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.