Geometry: Transformation Rules – Flashcards
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rule for 90° rotation counterclockwise
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(x,y)->(-y,x)
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rule for 180° rotation
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(x,y)->(-x,-y)
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rule for 270° rotation
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(x,y)->(y,-x)
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rule for 360° rotation
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(x,y)->(x,y)
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rule for reflection across the line y=x
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(x,y)->(y,x)
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rule for reflection across the line y=-x
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(x,y)->(-y,-x)
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rule for translation a units to the right
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rule for translation a units to the left
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rule for translation b units up
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rule for translation b units down
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