Unit 1

Name the Image

• Angle
• Line
• Line Segment
• Ray

A flat surface made up of points that has two dimensions and extends without end.

• Point
• Plane
• Angle
• Line

Points that lie on the same line are _________.

• coplanar
• collinear
• parallel
• perpendicular

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.

How many points do you need to make a line?

• 1
• at least 2
• 3
• 4

Name two points collinear to Point K

• H & M
• J & L
• N & J
• M & L

An example of coplaner points

• D, E, B
• C, B, A
• M, E, C
• A, F, E

A line that contains point M.

• Line q

• Line p

• Line r

A plane containing point A.

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

True or False: Points B, C, and D are coplanar.

• True

• False