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 | Definition 
 
        | 2 angles that share a vertex and side but no points    |  | 
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 | Definition 
 
        | 2 angles that equal 90 degrees |  | 
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 | Definition 
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 | Definition 
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 | Definition 
 
        | extends in opposite directions without an end |  | 
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 | Definition 
 
        | a line across which a figure is reflected |  | 
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        | Term 
 | Definition 
 
        | lie in the same plane and dosen't intersect |  | 
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 | Definition 
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 | Definition 
 
        | intersect to form right angles |  | 
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 | Definition 
 
        | location in spave that has no size |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | part of a line with one endpoint |  | 
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        | Term 
 | Definition 
 
        | transformation that flips |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | all sides and angles are congruent |  | 
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        | Term 
 | Definition 
 
        | transformation that turns the center point |  | 
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        | Term 
 | Definition 
 
        | figure rotates 180 degrees to match the original |  | 
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 | Definition 
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        | Term 
 | Definition 
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 | Definition 
 
        | moves point same distance and same direction |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | line that intersects 2 other lines but no points |  | 
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        | Term 
 | Definition 
 
        | congruent and opposite from each other |  | 
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