Basic Geometry Vocabulary

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

• Point
• Line
• Plane
• Angle

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

• Point
• Line
• Plane
• Angle

Consists of 2 endpoints and all the points in between.

• Ray
• Line
• Line Segment
• Angle

Coplanar lines that do not intersect.

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

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

What are these figures called?

• Points
• Lines
• Angles
• Planes

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

• Circle
• Polygon
• Concave
• Dodecagon

Two lines that intersect to form right angle.

• Parallel Lines

• Perpendicular Lines

• Congruent Segments

• Parallel Planes

What is this a picture of?

• Parallel Line

• Perpendicular Lines

• Congruent Segments

• Plane

Which of these symbols represent this picture?

• <

• →

• ↔

• ⊥