Transformations - Rotations cheat sheat

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4 Terms

1
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Reflection over the x-axis

(x,y) -> (x,-y) - The x

2
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Reflect over the y-axis

(x, y) -> (-x, y) - The y stays the same, while the x, you negate it.

3
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Reflect over the y = x

(x, y) -> (y, x) - The coordinates are swapped, no negating, nothing changes.

4
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True or False: Reflect over the y-axis means to flipping it horizontally across the vertical x-axis, creating a mirror image on the opposite side.

True