geometry

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Description and Tags

Geometry & Trigonometry

8 Terms

1
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(x, y) → (x + a, y + b)

Translation

2
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(x, y) → (x, -y)

Reflection across the x-axis

3
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(x, y) → (-x, y)

Reflection across the y-axis

4
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(x, y) → (y, x)

Reflection across the line y=x

5
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(x, y) → (-y, x)

Rotation 90° about the origin

6
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(x, y) → (-x, -y)

Rotation 180° about the origin

7
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(x, y) → (y, -x)

Rotation 270° about the origin

8
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(x, y) → (kx, ky)

Dilation with respect to the origin and scale factor of k