Angle Vocabulary

A ray that divides an angle into two equal parts (in half)

• Ray

• Bisector

• Line

• Vertex

Tags

CCSS.HSG.CO.A.1

Common endpoint of two or more rays

• Ray

• Bisector

• Line

• Vertex

Tags

CCSS.4.G.A.1

A line with one endpoint and extends infinitely in one direction

• Ray

• Bisector

• Line

• Vertex

Two angles that add up to 180 degrees

• Complementary

• Supplmentary

• Adjacent

• Non-adjacent

Tags

CCSS.7.G.B.5

Two angles that add up to 90 degrees

• Complementary

• Supplementary

• Adjacent

• Non-adjacent

Tags

CCSS.7.G.B.5

Made up of two adjacent angles on a straight line

• Linear Pair

• Vertical Angles

Non-adjacent angles formed by intersecting lines

• Linear Pair

• Vertical Angles

Angles that are the same size and have the same measurement

• Bisector

• Vertex

• Congruent Angles

• Adjacent

Tags

CCSS.8.G.A.2

Two angles that share a side or ray

• Complementary

• Supplementary

• Adjacent

• Non-adjacent

Tags

CCSS.7.G.B.5

Two angles that do NOT have a common vertex or share a side or ray

• Complementary

• Supplementary

• Adjacent

• Non-adjacent