Basic Geometry Vocabulary

A location in space that is represented by a dot and has no dimensions

• Point

• Line

• Plane

• Angle

Tags

CCSS.HSG.CO.A.1

A line has one dimension. It is represented by a line with two arrowheads, but it extends without end.

• Point
• Line
• Plane
• Angle

Tags

CCSS.HSG.CO.A.1

Consists of 2 endpoints and all the points in between.

• Ray
• Line
• Line Segment
• Angle

Tags

CCSS.HSG.CO.A.1

Coplanar lines that do not intersect.

• Parallel Lines
• Perpendicular Lines
• Congruent Segments
• Parallel Planes

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5

A flat surface made up of points that has two dimensions and extends without end and is represented by a shape that looks like a floor or wall.

• Point
• Plane
• Angle
• Line

Tags

CCSS.HSG.CO.A.1

What are these figures called?

• Points
• Lines
• Angles
• Planes

Tags

CCSS.4.G.A.1

Two lines that intersect to form right angle.

• Parallel Lines

• Perpendicular Lines

• Congruent Segments

• Parallel Planes

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5

What is this a picture of?

• Parallel Line

• Perpendicular Lines

• Congruent Segments

• Plane

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

Which one is NOT a way to name this angle?

• ∠ABC

• ∠CAB

• ∠1

• ∠A

Tags

CCSS.HSG.CO.A.1

Which one is a way to name this line?

• ̅A̅ ̅B̅

• ̅B̅ ̅A̅

• Line A

• Line l

Tags

CCSS.HSG.CO.A.1