# Rotations

Topic:
Rotation

## Move the slider to demonstrate a rotation around a point.

Describe the rotation of triangle ABC.

Is a rotation a rigid transformation.

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Perform a 90 degree rotation counterclockwise around the origin D.

What happened to the order pairs when you rotated the triangle 90 degrees counterclockwise around the origin?

## Rotate the given triangle 180 degrees counterclockwise around the origin D.

What happened to the ordered pair when your performed the rotation of a 180 degrees counterclockwise around the origin?

## Rotate the given triangle 270 degrees counterclockwise around the origin D.

What happened to the ordered pairs when you rotated the triangle 270 degrees counterclockwise around the origin?

Describe the rotation of the above construction.

If the you have a point A(-5,7) and rotated it 90 degrees counterclockwise around the origin, then what would be the coordinates for A'?

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If the you have a point J(-4,-8) and rotated it 270 degrees counterclockwise around the origin, then what would be the coordinates for A'?

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If the you have a point A(9,-1) and rotated it 180 degrees counterclockwise around the origin, then what would be the coordinates for A'?

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