Points, Lines, Planes

A line is named by a lowercase script letter OR...

• Any point on the line

• Any 2 points on the line.

• Any 3 point on the line.

• Any 4 points on the line

A plane is named by an uppercase script letter OR...

• Any point on the plane.

• Any 2 points on the plane

• Any 3 collinear points on the plane.

• Any 3 non-collinear points on the plane.

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

Two lines intersect at a ....

• angle
• point
• line
• intersection

Two planes intersect at a...

• line
• point
• plane
• letter

Name 4 collinear points

• HMNO
• IKNO
• MJOL
• HNKI

A line that contains point M.

• Line q
• Line p
• Line r
• Line NH

An example of 2 non-collinear points.

• D, E

• C, B

• F, B

• We can draw a line between ANY two points

Give another name for line k.

• Line BC

• Line E

• Line ED

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

What is another name for the plane containing point A.

• Plane DEA

• Plane DEF

• Plane CDF

• Plane j

How many planes appear in the figure?

• 4
• 1
• 6
• 5