Proportions Scale Drawings

A model length of 12 cm represents an actual length of 102 feet. The model has a width of 48 cm. What is the width of the actual object?

• 408 feet

• 408 cm

• 40.8 ft

• 5.65 cm

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

How many cm would the model of the arch be?

• 40 cm

• 44 cm

• 46 cm

• 48 cm

A rectangular garden is 45 ft wide and 70 ft long. In a drawing, the width is 9 in. Identify the length on the drawing.

• 7 in

• 9 in

• 12 in

• 14 in

• 14 ft

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Solve the proportion:

• 4

• 8

• 14

• 10

Using 2 in = 35 miles, solve:  The distance between Troy City and Ben City is 315 miles. How far apart are they on the map?

• 18 miles

• 18 inches

• 5512.5 inches

• 5512.5 miles

Set up a proportion to find the missing side (x).

• 4

• 5

• 2

• 6

• 8

Set up a proportion to find the missing side (x).

• 16

• 11

• 14

• 15

• 12

Set up a proportion to find the missing side (x).

• 56

• 72

• 63

• 84

• 76