Scale Drawing and Proportions

Solve for x

• x=6

• x =1/6

• x = 7

• x=9

A scale drawing of a house shows 9cm ×10cm. If 6cm=12 ft, what are the actual dimensions?

• 9ft x 10ft

• 1ft x 2ft

• 12ft x 6ft

• 18ft x 20ft

Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?

• 14 in 

• 7 in

• 42 in

• 56 in

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

• x = 20

• x = 12

• x = 5

• x = 4

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

• 21

• 1.25

• 20

• 4

So if the scale drawing has a diameter of 6 inches and the real table will have a diameter of 48 inches, how many inches of the table does 1 inch on the scale drawing represent? Meaning the scale is:

drawing : real

​ (a)   per ​ (b)  

• 1 inch (drawing)

• 8 inches (real)

• 8 inches (drawing)

• 1 inch (real)

• 48 inches (real)

• 48 inches (drawing)

• 6 inches (real)

• 6 inches (Drawing)

Robbie made a scale drawing of a neighborhood park. A soccer field in the park is 14 inches long in the drawing. The actual field is 98 yards long. What is the scale of the drawing?

1 inch = _ yards

• 1372

• 5

• 14

• 7

• F

• G

• H

• J

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

• 4

• 20

• 10

• 5

A building has a height of 125 meters and a length of 80 meters. On a scale drawing of the building, the height is 25 centimeters. What is the length of the building on the scale drawing in centimeters?

Mathematical Equivalence

ON