Points, Lines, and Planes (Geometry)

Front

Point

Back

Shows a spot in a space like a tiny dot with no length or width

Front

Line

Back

A straight path that keeps going forever in both opposite directions

Front

Line Segment

Back

A portion of a line that contains two endpoints

Front

Ray

Back

A line that begins at an endpoint and continues infinitely in one direction

Front

Vertex

Back

A point where two or more lines, segments, or rays meet at one spot

Front

Angle

Back

Made when two rays share the same endpoint (called the vertex)

Front

Parallel Lines

Back

Lines that have the same space apart and never meet

Front

Perpendicular

Back

Lines that intersect to form four right angles

Front

Collinear

Back

Points lie on the same line

Front

Planes

Back

A flat surface (two-dimensional) that extends infinitely in all directions