points, planes, rays, lines, and segments

Front

What is a plane in geometry?

Back

A flat, two-dimensional surface that extends infinitely in all directions.

Front

How is a plane named?

Back

A plane can be named by any 3 non-collinear points on the plane or an uppercase script letter.

Front

What is a line in geometry?

Back

A straight one-dimensional figure that has no thickness and extends infinitely in both directions.

Front

How is a line named?

Back

A line can be named using any two points on the line or a lowercase letter.

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

How is a line segment named?

Back

Front

What is a ray in geometry?

Back

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

Front

How is a ray named?

Back

Front

Back

It represents a line segment between points x and y.

Front

What does the notation @@ ay{xy}@@ represent?

Back

It represents a ray that starts at point x and passes through point y.