Scaling and Scale Factor Test Review

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

What is the scale factor?

• 1

• 2

• 3

• 4

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

scale factor = _______

Mathematical Equivalence

ON

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

Mathematical Equivalence

ON

If the scale factor is less than one, the new figure will be

• an enlargement

• a reduction

• a scale factor

• bigger

If the scale factor is greater than one, the new figure will be

• reduction

• enlargement

• scale

• not proportional

From Denver to Chicago = 3 in.

If the scale is 1 in = 300 miles, find the actual distance.

• 300 miles

• 1000 miles

• 900 miles

• 600 miles

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3