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Transformation Rules
Term | Definition |
---|---|
Translation up "n" units | (x, y+n) |
Translation down "n" units | (x, y-n) |
Translation left "n" units | (x-n, y) |
Translation right "n" units | (x+n, y) |
Rotation 90 degrees CLOCKWISE about the origin | (y, -x) |
Rotation 90 degrees COUNTER-CLOCKWISE about the origin | (-y, x) |
Reflection over the x-axis | x-axis coordinate stays the same (x, -y) |
Reflection over the y-axis | y-axis coordinate stays the same (-x, y) |
Dilation using a scale factor of "d" | (dx, dy) |