What is the arrow pointing to?
The Vertex
Do intersecting lines ever form right angles?
No
What do you call two lines that form one or more RIGHT angle?
Perpendicular Lines
What is this called?
A Line Segment
Do supplementary angles add up to 90 or 180 degrees?
180 degrees
What type of angle is this?
Acute Angle
How many degrees does a straight angle measure out to?
180 degrees
What kind of angle is this?
Obtuse Angle
Do complimentary angles add up to 90 or 180 degrees?
90 degrees
What is this called?
A Ray