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Definition
| lines that lie in the same plane and do not intersect; they are always the same distance apart |
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| line segments that cross or meet to form right angles |
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Definition
| lines that meet or cross at a common point |
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Definition
| part of a line; it has one endpoint and goes on without end in one direction |
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Definition
| formed by two rays with a common endpoint |
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Definition
| the common endpoint of two rays that form an angle |
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Definition
| an angle that forms a square corner |
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Definition
| an angle that is greater than a right angle |
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Definition
| an angle that is less than a right angle |
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Definition
| a flat, closed figure made up of three or more line segments |
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Definition
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Definition
| a quadrilateral with only one pair of parallel sides |
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Definition
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Definition
| the point where two sides of a polygon meet |
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Definition
| a shape that has length and width |
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Definition
| one of the line segments that makes a polygon |
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Definition
| a parallelogram with all four sides the same length |
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Definition
| a quadrilateral with four sides where the opposite sides are parallel |
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Definition
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Definition
| triangle with all angles acute |
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Term
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Definition
| triangle with one right angle |
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Term
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Definition
| triangle with one obtuse angle |
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Term
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Definition
| triangle with all sides the same and all angles the same |
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Term
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Definition
| triangle with 2 sides the same and 2 angles the same |
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Term
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Definition
| triangle with no sides the same and no angles the same |
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