Points Lines and Planes Sometimes Always Never

Part of a line. Has two endpoints and includes all of the points in between.

• Point
• Angle
• Line
• Line Segment

An exact location in space with no length or width.

• Ray

• Point

• Line

• Line segment

Name the Image

• Angle
• Line
• Line Segment
• Ray

A line is named by...

• Any 2 points on the line, or a lowercase script letter.
• Any 3 points on the line.
• Any 1 point on the line.
• Any 3 points on the line, or a uppercase script letter.

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

Two lines intersect at a ....

• angle

• point

• line

• intersection

Two planes intersect at a...

• line

• point

• plane

• letter

An example of 3 non-collinear points.

• D, E, F

• C, B, E

• M, E, D

• F, B, E

A plane containing point A.

• Plane DEA
• Plane k
• Plane CDF
• Plane F