4C Points, Lines Rays 12/9

Front

What is a point in geometry?

Back

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

Front

What is a line in geometry?

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 in geometry?

Back

A ray is a part of a line that starts at 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 does it mean for lines to intersect?

Back

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

Front

How can you identify a line segment in a diagram?

Back

A line segment is identified by its two endpoints and is usually represented with a line over the letters of the endpoints.

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 is the symbol for a ray?

Back

A ray is often represented with a line over the letters of its endpoint and another point, with an arrow indicating the direction.

Front

Can a line segment be measured?

Back

Yes, a line segment can be measured because it has a definite length.