Reflections Rotations Translations Dilations

A dilation with a scale factor of 2 will produce a reduction.

• true

• false

A dilation with a scale factor of 1/3 will produce a reduction.

• true

• false

When trying to find the side lengths of the image or the coordinates of the image in a dilation, what operation do you perform using the scale factor? For example: A (2,1) and the scale factor is 3, A' will be (6,3).

• add

• subtract

• multiply

• divide

When reflecting over the y-axis, the ​ (a)   stays the same and the ​ (b)   becomes opposite.

• y

• x

When reflecting over the x-axis, the ​ ​ (a)   stays the same and the ​ (b)   becomes opposite.

• y

• x

We use adding and subtraction to show the changes in figures in what type of transformation?

• Translations

• Reflections

• Rotations

• Dilations

• one

• two

• three

• four

• ( -x , -y)

• ( -y , x )

• ( y , -x )

• ( x , y )

• ( -x , y )

• ( -y , -x)

• ( -y , x )

• ( -x , -y )

• ( x , y )

• ( -x , y )

• ( -y , -x)

• ( -y , x )

• ( -x , -y )

• ( x , y )

• ( -x , y )