Using Scale Drawings

The aquarium has a scale model of a great white shark for sale in their gift shop. If the scale of the model is 2 in: 7ft, what is the length of the shark?

• 35 feet

• 2.5 feet

• 17.5 feet

• 10 feet

Tags

CCSS.7.RP.A.2C

The scale used to make a scale model of a car is 1 : 18. The length of the model is 9.5 inches. How many feet long is the actual car?

• 18 feet

• 171 feet

• 14.25 feet

Tags

CCSS.7.RP.A.2C

A floor plan of a house was drawn using a scale of 1 cm = 1.5 m. The family room in the plan is pictured as 5cm by 4cm. In square meters, what is the actual area of the family room?

• 20

• 27

• 30

• 45

Tags

CCSS.7.G.A.1

The Gomes family is on a road trip. On the first day, they drove a distance shown as 3.5 inches on a map. The actual distance that they drove was 245 miles. Which is the scale of the map?

• 1 in : 3.5 miles

• 1 in : 7 miles

• 1 in : 70 miles

• 3.5 inches : 70 miles

Tags

CCSS.7.G.A.1

The shaded part of the diagram shows the area of the bathroom. The length of one grid square corresponds to 1.5 feet in the actual bathroom. The floor will be covered with ceramic tiles that are 6 inches by 6 inches. How many tiles are needed to cover the bathroom floor?

• 48

• 56

• 84

• 252

Tags

CCSS.3.MD.C.5A

John has a map the shows a rectangular park with a circular pond. The scale on the map is 1.25 cm : 8 yards. On the map, the width of the park is 2.5 cm, and the length is 6.25 cm. The pond has a diameter of 1.25 cm. Use 3.14 for pi. The area of the park is _________ square yards. The area of the actual pond is __________ square yards. Type your answers like this... 500 and 60

Tags

CCSS.7.G.A.1

A contractor is building a fence around a square garden that has a side length of 3 inches in a scale drawing. The scale factor of the drawing is 1.5 inches : 4 feet. If one link of fence measure 2 and 2/3 feet, how many links are needed to build a fence around the entire garden.

• 12

• 4

• 8

Tags

CCSS.7.G.A.1

Justin made a scale drawing of a sailboat he saw at the harbor. The length of the actual boat is 24 feet, and the mast is 20 feet high. In Justin's sketch, the boat is 2cm longer than the mast. What is the length of the boat on his sketch?

• 24 cm

• 6 cm

• 12 cm

Tags

CCSS.7.G.A.1

Choose the statement that best describes yourself after this lesson.

• The pictures and models really help me visualize the problem.

• The most difficult part for me is to write the proportion.

• I completely understand this lesson.

• I need a lot more help.

Tags

CCSS.7.G.A.1