Vocabulary Review
Space
Set of all points.
Postulate
An accepted statement of fact.
Parallel Planes
Planes that do not intersect.
Segment
Part of a line consisting of twoendpoints and all the pointsbetween them.
Axiom
An accepted statement of fact.
Parallel Lines
Coplanar lines that do notintersect.
Opposite Rays
Two collinear rays with thesame endpoint.
Ray
Part of a line consisting of oneendpoint and all the points ofthe line on one side of theendpoint.
Plane
Flat surface that has nothickness.
Line
Series of points that extends intwo opposite directions withoutend.
Coplanar
Points and lines on the sameplane.
Collinear
Points that lie on the same line.
Point
A location represented by asmall dot and named by acapital letter.
Skew Lines
Lines that are noncoplanar anddo not intersect.