Scale Drawings Area

Andrew draws a scale drawing of his office. If each 5cm on the scale drawing equals 10ft, what are the actual dimensions of Andrew's office?

• 40ft, 60ft, 70ft, 60ft

• 2ft, 3ft, 3.5ft, 3ft

• 20ft, 30cm, 35ft, 30ft

• 8ft, 14ft, 12ft, 12ft

John made a wooden square box. All sides of the wooden box are 6 cm. If he wants to increase the length of all sides by a scale factor of 2, what is the area of the new box?

• 12

• 36

• 72

• 144

A blueprint was using a scale of 3cm=4.5m. Find the actual length if it is 5cm on the drawing.

• 7.5 m

• 13.5 m

• 1.5 m

• 1.7 m

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

• x = 20

• x = 12

• x = 5

• x = 4

Find missing side

• 5

• 7

• 9

• 11

A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?

• 90 ft

• 7.5 ft 

• 4.5 ft

• 45 in

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

A room is 12 feet long and 10.5 feet wide. A scale model of the room is 3.5 feet wide. What is the area of the scale model?

• 10.3 square feet

• 14 square feet

• 36 square feet

• 122.5 square feet

The area of the scale model of a garden is 15 square feet. The scale model is enlarged by a scale factor of 3 to create the actual garden. Which expression finds the area of the actual garden?

The dimensions of a rectangular dining room are 18 feet by 16 feet. If a scale factor of 1/4 is used to make a scale model of the dining room, what is the area of the dining room in the scale model?