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.

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 ray in geometry?

Back

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

Front

What is a line segment?

Back

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

Front

How many points are needed to define a line?

Back

Two points are needed to define a line.

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 an example of a ray?

Back

A ray can be represented as the sun's rays extending from the sun.

Front

Can a line segment be measured?

Back

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

Front

What do we call the point where two lines intersect?

Back

The point where two lines intersect is called the intersection point.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.