Scale Factor and Drawings Test

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

• 21

• 1.25

• 20

• 4

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

• x = 20

• x = 12

• x = 5

• x = 4

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 16 feet 

• 10 feet

• 4 feet

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

• 1/2

• 2/3

• 3/4

• 2

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

• 0.25
• 0.5
• 2
• 1/2

What is the scale factor from the LARGER triangle to the SMALLER triangle?

• 3

• 5

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

• 1/3

• 48

• 4

• 3

Which figure is scale copy of the original figure?

• A

• B

• C

• D