Section 1.1 Undefined Terms: Point, Line, and Plane Point - Line - Plane - - презентация

1 Section 1.1 Undefined Terms: Point, Line, and Plane Point - Line - Plane -

2 Collinear and Coplanar Points Collinear Points are points that lie on the same line. Coplanar Points are points that lie in the same plane.

3 Example 1

4 Segments and Rays Segment – A segment consists of two points, called endpoints, and all points in between. Ray – A ray consists of a point, called an endpoint, and all other points along a straight path in one direction away from the endpoint.

5 Opposite Rays

6 Example 2

7

8 Example 3

9 More Practice