Geometry Vocabulary

An exact location in space.

• Line

• Line segment

• Ray

• Point

A straight path of points that goes on and on in both directions with NO endpoints.

• Point

• Line

• Line Segment

• Ray

Tags

CCSS.4.G.A.1

A line with 1 endpoint that goes on and on forever in one direction.

• Line

• Point

• Line segment

• Ray

Tags

CCSS.4.G.A.1

A part of a line that includes two points called endpoints and all the endpoints inbetween.

• Point

• Line segment

• Line

• Ray

Tags

CCSS.4.G.A.1

A point where 2 rays intersect.

• Ray

• Parallel Lines

• Vertex

• Intersecting Lines

Tags

CCSS.4.MD.C.5

An angle that equals 180 degrees.

• Acute angle

• Straight angle

• Obtuse angle

• Right angle

Tags

CCSS.4.G.A.1

An angle that is less than 90 degrees, but greater than 0 degrees.

• Straight angle

• Right angle

• Acute angle

• Obtuse angle

Tags

CCSS.4.G.A.1

An angle that is exactly 90 degrees.

• Obtuse angle

• Right angle

• Acute angle

• Straight angle

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

An angle that is greater than 90 degrees, but less than 180 degrees.

• Obtuse angle

• Right angle

• Straight angle

• Acute angle

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

Lines that are the same distance apart and never intersect.

• Perpendicular Lines

• Parallel Lines

• Intersecting Lines

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2