TEST REVIEW- TRANSFORMATIONS Typing Rule

Front

Rotation 270° counterclockwise. (x, y) →

Back

(y,-x)

Front

Dilation by a scale factor of 4. (x, y) →

Back

(4x,4y)

Front

The __________ is the result after a transformation.

Back

image

Front

A ___________ is a change in size, position, or location of a figure on the coordinate plane.

Back

transformation

Front

What is the perimeter of a photo enlarged by a scale factor of 4 if the original perimeter is 28 inches?

Back

112

Front

What is the transformation rule for a reflection over the x-axis? (x, y) →

Back

(x,-y)

Front

What is the transformation rule for a reflection over the y-axis? (x, y) →

Back

(-x,y)

Front

What is the transformation rule for a rotation 90° clockwise? (x, y) →

Back

(y,-x)

Front

What is the transformation rule for a rotation 180°? (x, y) →

Back

(-x,-y)

Front

What is the scale factor if a figure is reduced to half its size?

Back

1/2