Points, Lines, & Planes Vocabulary

location with no size or shape

• point

• line

• ray

• plane

straight path extending infinitely in opposite directions

• point

• line

• ray

• plane

part of a line that starts at a point and extends infinitely in one direction

• line segment

• ray

• vertex

• parallel line

the point of intersection of two or more segments, rays, or lines

• vertex

• parallel lines

• plane

• line

shape with three sides and three vertices

• perpendicular lines

• ray

• triangle

• parallel lines

lines that are always the same distance apart and never meet

• triangle

• parallel lines

• perpendicular lines

• line segment

lines that intersect to form 4 right angles

• plane

• parallel lines

• perpendicular lines

• ray

part of a line with two endpoints

• vertex

• line segment

• point

• ray