Lines and Angels Vocabulary

Measures 180 degrees and goes on forever in both directions. 

• Line Segment
• Circle
• Ray
• Line

What type of angle measures more than 90 degrees. 

• Obtuse Angle
• Right Angle
• Acute Angle 
• Parallel Lines

This type of line has a starting point and goes on forever in ONE direction. 

• Angle 
• Ray
• Perpendicular Lines
• Vertex

This type of line has a starting point and a stopping point. (part of a line) 

• Line Segment
• Acute
• Ray 
• Line

The center of an angle, where the two rays meet .

• Line Segment

• Core

• Vertex

• Line

An angle that measure LESS than 90 degrees. 

• Obtuse Angle
• Acute Angle
• Right Angle 
• Line

A 90 degree angle. 

• Acute Angle
• Right Angle 
• Obtuse Angle 
• Reflex 

A circle measures _______ degrees

• 300

• 320

• 360

• 400

If an angle measures 86 degrees it is an ___________ angle

• acute

• obtuse

• right

• line

A 120 degree angle is an ________________ angle

• obtuse

• acute

• right

• line