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4 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Dilation
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Dilations Enlargement or Reduction To “enlarge” an object, multiply both the x & y coordinates by a scale factor > 1.To “reduce” an object, multiply both the x & y coordinates by a scale factor < 1.
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Rotation 90° Counterclockwise
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Rotation: 90° Counterclockwise “Turns” 90° about the origin Rule: (x, y) -> (-y, x)
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Rotation 180° Counterclockwise
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Rotation: 180° Counterclockwise “Turns” 180° about the origin Rule: (x, y) -> (-x, -y) Same as a reflection in the origin
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Rotation 270° Counterclockwise
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Rotation 270° Counterclockwise “Turns” 180°about the origin Rule: (x, y) -> (y, -x)
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