Line Ray Line Segment Angles Point Parallel and Perpendicular

Check mark ALL answers that show or describe an acute angle

• <180 degrees

• 
• <90 degrees

• 

Which image shows perpendicular lines

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What kind of lines are these?

• Parallel Lines

• Perpendicular Lines

• Intersecting lines

What are lines that cross or meet to form a right angle?

• line segments

• parallel lines

• perpendicular lines

• ray

What are lines that never cross or meet and are the same distance apart?

• intersecting lines

• parallel lines

• perpendicular lines

What does this image show?

• intersecting lines

• perpendicular lines

• right angle

• parallel lines

What is a protractor?

• an angle

• something to plow a field with

• a tool used to measure angles

• a line of indefinite length extending from an end point in one direction

What has two rays with a common endpoint?

• Angle

• Angle Vertex

• Center Mark

• Degree

What is the measurement of an angle called?

• Angle Vertex

• Center Mark

• Degree

• Zero Edge

What has an exact 90 degree angle?

• Right Angle

• Center Mark

• Ray

• Parallel lines