Isometry Rules

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geometry unit 4

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8 Terms

1
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90 clockwise rule

(x,y) →

(y,−x)

2
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180 rule

(x,y) →

(−x,−y)

3
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270 clockwise rule

(x,y) →

(−y,x)

4
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90 cc rule

(x,y) →

(−y,x)

5
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reflection over x-axis rule

(x,y) →

(x, -y)

6
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reflection over y-axis rule

(x,y) →

(-x, y)

7
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reflection in y=x

(x, y) →

(y, x)

8
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reflection in y=-x

(x, y) →

(-y, -x)