Geometry

A point is the basic unit of geometry. It is used to show an exact location. A point is represented by a dot (.) and donated by a captial letter. For example, P, R and T donate points

1. A line extends in both the directions.
2. It has no definite length
3. It has no end points

1. A ray begins at a point and extends only in one direction.
2. It has no definite length.
3. A ray has only one end point

1. A line segment is a part of a line.
2. It has a definite length.
3. It has two end points