Rotation

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8 Terms

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Rotation

Is a rigid motion that turns a figure about a fixed point called the centar of rotations

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Angle Of Rotation

Is the number of degrees the figure rotates. A positive angle of rotation turns the figure counterclock wise. A negitive rotation can be used for clockwise rotation.

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90 degrees

(-y,x)

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-90 degrees

(y,-x)

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180 degrees

(-X,-Y)

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270 degrees

(y,-x)

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360 degrees

stayes the same

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Rotations there are 5 things that are Preserved are

1)Distance 

2)Angle measures 

3)Parallelism

4)Collinearity 

5) Orientation