Lines, Points, Rays, Line Segments

Front

What is a point in geometry?

Back

A point is a specific location in space that has no size or dimension. It is usually represented by a dot.

Tags

CCSS.4.G.A.1

Front

What is a line in geometry?

Back

A line is a straight path that extends infinitely in both directions. It has no endpoints.

Tags

CCSS.4.G.A.1

Front

What is a ray in geometry?

Back

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

Tags

CCSS.4.G.A.1

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.

Tags

CCSS.HSG.CO.A.1

Front

How do you represent a line segment?

Back

Tags

CCSS.HSG.CO.A.1

Front

How do you represent a ray?

Back

A ray is represented by its starting point and an arrow indicating the direction, for example, @@ ightarrow{AB}@@.

Tags

CCSS.4.G.A.1

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.

Tags

CCSS.4.G.A.1

Front

What is the difference between a ray and a line segment?

Back

A ray starts at a point and extends infinitely in one direction, while a line segment has two endpoints.

Tags

CCSS.4.G.A.1

Front

Can a line segment be measured?

Back

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

Tags

CCSS.2.MD.A.3

Front

Can a line be measured?

Back

No, a line cannot be measured because it extends infinitely.

Tags

CCSS.2.MD.A.3