Points, Lines, Rays, and Angles

Another name for a right angle is ___________.

• square angle

• correct angle

• 90 degree angle

• none of the above

Acute angle - an angle that is ______ a 90 degree angle.

• more than

• less than

• equal to

• none of the above

What is a Vertex?

• Two rays.

• When two arrows go on forever.

• The place where lines or segments meet.

  (Vertices - more than one vertex)

• The middle.

A straight angle measures

• 90 degrees

• 80 degrees

• 180 degrees

• 140 degrees

Name the figure above.

• Ray

• Line

• Line Segment

• Point

What type of angle is this?

• Acute

• Obtuse

• Right

• Caboose

What type of angle is this?

• Acute

• Obtuse

• Right

• Caboose

What is a ray?

• Part of a line with 2 endpoints

• Part of a line with 1 end point and goes on forever 

• Part of a line with 0 endpoints

• Part of a line with 5 endpoints

Which names an obtuse angle in the figure?

• Angle JHG

• Angle FHJ

• Angle GHK

• Angle FHK

Which names a straight angle in the figure above?

• Angle ABC

• Angle EBF

• Angle CBF

• Angle ABF