Basic Geometry Vocabulary

Two adjacent angles whose noncommon sides are opposite rays.

• Linear Pair

• Complementary 

• Congruent Angles

• Vertical Angles

Tags

CCSS.7.G.B.5

Two angles whose sides form pairs of opposite rays.

• Congruent Angles

• Linear Pair

• Adjacent Angles

• Vertical Angles

Tags

CCSS.7.G.B.5

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What kind of lines are these?

• Parallel Lines

• Perpendicular Lines

• Right Lines

• Scalene Lines

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

What does the image show?

• a line

• a line segment

• a ray

• a point

Tags

CCSS.4.G.A.1

I am sometimes known as an angle or a corner. I am where lines meet at a point. 

• corner

• vertex or vertices

• point

Tags

CCSS.4.G.A.1

What is a line segment?

• A set of points that goes on forever in both directions

• A curved line that goes on in one direction forever

• A part of a line between two endpoints

Tags

CCSS.HSG.CO.A.1

Angle that measures 90 degrees

• acute

• straight

• right

• obtuse

Tags

CCSS.4.G.A.1

What kind of intersecting lines are these?

• Parallel Lines

• Perpendicular Lines

• Right Lines

• Scalene Lines

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

What is an angle?

• A straight set of two points that go on forever on each side

• A part of a line with end points on both sides

• Two rays with the same end point, forming a vertex

What type of angle is this?

• Acute

• Obtuse

• Right

• Caboose

Tags

CCSS.4.G.A.1