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18 Cards in this Set
- Front
- Back
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angle
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The figure formed by two lines diverging from a common point
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congruent
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have the same measure
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coodinate
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a number associated with a point on the number line
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flip
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To turn over or around, especially with a light quick motion
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obtuse angle
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an angle that measures greater than 90 degrees but less than 180 degrees
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ordered pair
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the rule to follow when mor than one operation is used in an expression
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paralel lines
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lines in the same plane that never intersect or across
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perpendicular lines
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two lines that intersect to form right angles
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polygon
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a simple closed figure in a plane formed by three or more line segments
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reflection
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a type of transformation in which a mirror image is produced by flipping a figure over a line
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right angle
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an angle that measures 90 degrees
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rotation
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a transformation involving the turning or spining of figure around a fixed point
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sraight angle
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an angle that measures 180 degrees
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supplementary angles
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two angles are supplementary if the sum of their measures is 180 degrees
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symmetry
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an attribute of a shape or relation; exact correspondence of form on opposite sides of a dividing line or plane
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transformation
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a mapping of a geometric figure
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translation
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a transformation in which a figure is slid horizontally,vertically, or both
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vertical angles
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opposite angles formed by intersection of two lines. Vertical angles are congruent
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