1.2c Intersection of Points, Lines & Planes

Two lines intersect at a ....

• angle
• point
• line
• intersection

Two planes intersect at a...

• line
• point
• plane
• letter

Name the intersection of line FD and line BE.

• Point B

• Point D

• Point F

• Point E

F, D, and C are coplanar

• True

• False

Which line intersects line GB?

• Line FD

• Line AC

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.

A plane containing point A.

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

True or False: Points A, B, and C are collinear.

• True
• False