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Unit 15

Points, Lines, and Angles

TermDefinition
Ray A line with a start point but no endpoint
Angle The space between two rays that is formed from intersecting lines, line segments, or planes
Degree A unit of measurement used to describe the size of an angle
Point An exact location
Perpendicular Lines Lines that intersect and form 90-degree angles at the intersection
Line Segment Part of a line with two endpoints
Parallel Lines Two lines that never touch
Line A one-dimensional figure that continues straight in both directions
Created by: Miss Baize
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