Chapter 8 Lines, Segments, Rays, Angles
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Created by:
BurningWill on May 7, 2012
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Chapter 8 Lines, Segments, Rays, Angles
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13 terms
Terms | Definitions |
|---|---|
 Point | An exact location in space |
| Line | A straight path of points that goes on and on in two directions |
| Line Segment | A part of a line-it has two endpoints |
| Ray | A part of a line-it has one endpoint and continues on and on in only one direction |
| Angle | Formed by two rays that have the same endpoint |
| Vertex | The point where two rays meet OR where the sides of a polygon meet OR the point where three or more edges of a solid figure meet |
| Right Angle | An angle that forms a square corner at 90 degrees |
| Acute Angle | An angle that is less than a right angle (less than 90 degrees) |
| Obtuse Angle | An angle that is greater than a right angle (greater than 90 degrees) |
| Straight Angle | An angle that forms a straight line |
| Parallel Lines | In a plane, lines that never intersect |
| Intersecting Lines | lines that pass through the same point |
| Perpendicular Lines | Two lines that intersect to form right angles |
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