Dilation Missing Measurements

What is the scale factor going from the larger polygon, to the smaller polygon?

• 1

• 2/3

• 1/2

• 2/5

• 1/3

What is the scale factor going from the GREEN triangle to the BLUE triangle?

• 1/3

• 1/2

• 1

• 1 1/2

• 2

Given the following image with the center of dilation shown, what is my scale factor from the small trapezoid to the big trapezoid?

• 1/2

• 1

• 1 1/2

• 2

• 2 1/2

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

Is Figure B a scaled copy of Figure A? Select the correct choice.

• YES

• NO

Which number could fill in both blank spaces to make the statement true? Line segment CB was the original length. The dilated distance of C to H is about _____ times longer than the original. The scale factor is _____.

• 2

• 3

• 4

• 5

What is the scale factor for the dilation from F to F' with point P being the center of dilation?

• 6

• 3

• X

• Y

• Z

• B

Which statement could be used to describe the dilation that takes triangle GEF to triangle G'E'F'?

• Dilate triangle GEF using G as the center of dilation with a scale factor of 1/2.

• Dilate triangle GEF using E as the center of dilation with a scale factor of 2.

• Dilate triangle GEF using G as the center of dilation with a scale factor of 2.

• Dilate triangle GEF using E as the center of dilation with a scale factor of 1/2.

What is the scale factor of this dilation?

• 2

• 3