4.10 Geometry Terms

An exact location in space

• line

• point

• ray

• angle

Two rays share an endpoint to create this

• parallel lines

• ray

• angle

• line

A collection of points which goes on and on in both directions

• line

• ray

• line segment

• angle

An angle greater than a right angle

• acute angle

• vertex

• obtuse angle

• right angle

Two lines which never intersect

• intersecting lines

• parallel lines

• perpendicular lines

An angle smaller than a right angle

• right angle

• obtuse angle

• parallel lines

• acute angle

Two lines which intersect to form right angles

• parallel lines

• perpendicular lines

• vertex

• ray

Part of line which has one end point and one end goes on and on forever

• line segment

• ray

• line

• vertex

Part of a line which has two end points

• ray

• line

• line segment

• vertex

An angle which has the shape of a square corner

• acute angle

• right angle

• obtuse angle

• vertex