Transformation Rules

Front

What rule represents a reflection over the x-axis?

Back

Keep sign on x-value, change sign on y-value.

Front

What rule represents a reflection over the y-axis?

Back

Change sign on x-value, keep sign on y-value.

Front

What rule represents a rotation 180 degree about the origin? Options: Flip & change sign on x-value, Change sign on x-value and y-value, Flip & change sign on y-value, Flip x-value and y-value.

Back

Change sign on x-value and y-value.

Front

What rule represents a rotation of 90 degrees clockwise about the origin?

Back

Flip & change sign on y-value.

Front

Rule for rotation of 90 degrees counterclockwise about the origin?

Back

Flip & change sign on x-value.

Front

During a translation, if the figure is moving right what do you need to do to the coordinates?

Back

add to the x-value

Front

During a translation, if the figure is moving left what do you need to do to the coordinates?

Back

subtract from the x-value

Front

During a translation, if the figure is moving up what do you need to do to the coordinates?

Back

add to the y-value

Front

During a translation, if the figure is moving down what do you need to do to the coordinates?

Back

subtract from the y-value

Front

What happens to the coordinates during a dilation?

Back

Multiply the coordinates by the scale factor.