Planes and Lines

A plane is named by...

• Any 1 point on the plane.

• Any 3 collinear points on the plane or a lowercase script letter.

• Any 3 non-collinear points on the plane or an uppercase script letter.

• All points on the plane that aren't part of a line.

A line that contains point M.

• Line q

• Line p

• Line r

• Line NH

An example of coplaner points

• D, E, B

• C, B, A

• M, E, C

• A, F, E

Give another name for line k.

• Line BC

• Line BCE

• Line ED

• Line k is the only name, there isn't another name.

What is the name of this ray?

• Ray AB

• Ray BA

• Ray ABC

• Ray AC

Name the Image

• Angle

• Line

• Line Segment

• Ray

A plane containing point A.

• Plane DEA

• Plane k

• Plane CDF

• Plane F

Name the image

• Line

• Ray

• Line segment

• Angle

An example of 2 non-collinear points.

• D, E

• C, B

• M, E

• F, B

A line that extends from a point in one direction and travels forever is called a ...

• perpendicular line

• line segment

• ray

• parallel line