Points, Lines, Planes, Angles

What is a point?

• your finger tip
• an exact location in space
• a poke
• the end of your pencil

What is a line segment?

• a section of line between 2 points
• a curve
• a drawing

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

• perpendicular line
• line segment
• ray
• parallel line

Parallel lines are lines that will...

• stop
• cross each other
• never cross each other

What is the name of this ray?

• $\overrightarrow{AB}$

• $\overrightarrow{BA}$

• $\overrightarrow{A}$

• $\overrightarrow{B}$

Refer to the diagram above.
Correctly name the plane.  Choose all that apply.

• plane EFC

• plane ABC

• plane  $Z$  

• plane BFD

Two planes intersect at a...

• line
• point
• plane
• letter

Are points D and E collinear or coplanar?

• Collinear

• Coplanar

• Both

• Neither

What kind of angles are shown?

• complementary
• supplementary
• adjacent
• corresponding

This is what kind of angle?

• obtuse
• right
• straight
• acute