Scale and Proportional Figures

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

• x = 9

• x = 28

• x = 7

• x = 63

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

• x = 20

• x = 12

• x = 5

• x = 4

Find the scale factor of the enlargement from A to B

• 2

• 0.5

• 3

• 4

Find the scale factor of the enlargement from B to A

• 2

• 0.5

• 3

• 4

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

A ~ B. What is the scale factor from A to B?

• 3/4

• 2/3

• 3/2

• 4/3

• 672 inches

• 0.29 inches

• 3.4 inches

• 13.92 inches

What is the zoom factor or scale factor from small to big of these 2 figures?

• 10 miles

• 5 miles

• 6 miles

• 8 miles

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

• an enlargement

• a reduction

• a scale factor

• bigger