Geometry Key Terms

The point where two rays, segments, etc. come together

• Midpoint
• Ray
• Vertex
• Intersection

Tags

CCSS.HSG.CO.A.1

What do you call the common endpoint of two rays? 

• Angle
• Segment
• Ray
• Vertex 

Tags

CCSS.4.G.A.1

This figure is formed by two rays that meet at a common endpoint.

• Line segment

• Ray

• Line

• Angle

Tags

CCSS.4.G.A.1

Name this angle using the correct symbols.

• <AOB

• <B

• <A

• <OAB

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

Congruent polygons have the same ______ and ______.

Tags

CCSS.8.G.A.2

Two lines that intersect at 90 degree angles.

• Parallel Lines

• Skew Lines

• Perpendicular Lines

• Line Segment

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Two lines in the same plane that will never intersect

• Parallel Lines

• Skew Lines

• Perpendicular Lines

• Line Segment

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Two angles that sum to 180 degrees.

• Complimentary Angles

• Supplementary Angles

• Right Angles

• Obtuse Angles

Tags

CCSS.7.G.B.5

Two angles that sum to 90 degrees.

• Complimentary Angles

• Supplementary Angles

• Right Angle

• Obtuse Angle

Tags

CCSS.7.G.B.5

What type of angle is this? 

• obtuse
• acute
• right
• cute

Tags

CCSS.4.G.A.1