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About Geometry Worksheet Assignment 1.6:
Assignment 1.6 is an introduction to parallel lines, parallel planes, and relationships of pairs of lines, pairs of planes and pairs of lines and planes.
Prerequisite Skill: Name lines (Assignments 1.1 and 1.3).
Definitions: Two lines that lie in the same plane and do not intersect are parallel lines,
Two planes that do not intersect are parallel planes.
A line and a plane that do not intersect are parallel.
Skew lines are lines that do not lie in the same plane.
Postulate: Lines that lie in the same plane are either parallel or intersecting.