A line is a group of points on
a straight path that extends to infinity.
Any two points on the line can be used
to name it. This line is called line DE.
A line segment is a part of a line that has
two end points.
The two end points of the line segment
are used to name the line segment. This line segment is called
Using the graphic to the
Name a line:
Name a line segment with
U as an
Name a ray with V
an end point: