Geometry Points, Lines, Planes

Points that lie in the same plane.

• Colinear

• Intersection

• Parallel Planes

• Coplanear

What is a ray?

• Part of a line with 2 endpoints

• Part of a line with 1 end point and goes on forever 

• Part of a line with 0 endpoints

• Part of a line with 5 endpoints

An exact location in space with no length or width.

• Ray

• Point

• Line

• Line segment

A plane containing point A.

• Plane EDA

• Plane k

• Plane CDF

• Plane F

Which two rays make ∠DEB?

• ray ED & ray BE

• ray ED & ray EB

• ray DE & BE

• ray DEB

Line, Line Segment, Ray ...

• have no dimension 

• are one-dimensional

• are two-dimensional

• are three-dimensional

A line that contains point M.

• Line q

• Line NO

• Line r

• Line NH

An example of 2 non-collinear points.

• D, E

• C, B

• B, E

• F, B