Basic Geometry Vocabulary

The set of all points in a plane that are equidistance from a given point.

• Circle

• Polygon

• Concave

• Dodecagon

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CCSS.HSG.CO.A.1

Which one is a way to name this line?

• ̅A̅ ̅B̅

• ̅B̅ ̅A̅

• Line A

• Line l

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CCSS.HSG.CO.A.1

What is this picture representing?

• Parallel Lines

• Perpendicular lines

• Congruent Segments

• Angle

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CCSS.4.G.A.1

CCSS.HSG.CO.A.1

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

• Point

• Line

• Plane

• Angle

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CCSS.4.G.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

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CCSS.4.G.A.1

Consists of 2 endpoints and all the points in between.

• Ray

• Line

• Line Segment

• Angle

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CCSS.HSG.CO.A.1

Coplanar lines that do not intersect.

• Parallel Lines

• Perpendicular Lines

• Congruent Segments

• Parallel Planes

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CCSS.HSG.CO.A.1

What are these figures called?

• Points

• Lines

• Angles

• Planes

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CCSS.4.G.A.1

Two lines that intersect to form right angle.

• Parallel Lines

• Perpendicular Lines

• Congruent Segments

• Parallel Planes

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CCSS.HSG.CO.A.1

Which one is NOT a way to name this angle?

• ∠ABC

• ∠CAB

• ∠1

• ∠A