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Chapter 1-3: Segments, Rays, Parallel Lines, and Planes

Segments: part of a line; has 2 end points

Ray: part of a line consisting of one endpoint; extends indefinitely in one direction

Opposite Rays: 2 rays with the same endpoint that go in opposite directions

Parallel Lines: 2 lines that do not intersect

Skew Lines: line that are not on the same plane; they are neither parallel nor intersecting

Problem 1-3

How many end points can a segment have?

1

3

2