5.8 Scale Drawings and Scale Models

5. What is the scale of a drawing where a 6 m wall is 4 cm long?

• 1 cm = .66 m
• 1 cm = 1.5 m
• 1 cm = 3 m
• 1 cm = 4 m

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

**** A model of a planned baseball stadium is 2 ft wide. The actual stadium will be 200 yd wide. What is the scale?

• 2 feet = 50 yards
• 1 foot = 200 yards
• 1 foot = 100 yards
• 1 foot = 50 yards

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

6. On a map, the distance between Louisville, Kentucky, and Nashville, Tennessee, is 1 3/4 inches. The scale of the map is 1 in:100 mi. What is the actual distance between the two cities?

• 200 miles
• 175 miles
• 100 miles
• 125 miles

Tags

CCSS.7.G.A.1

**** On a map, the distance between two towns in 2.6 cm. The scale of the map is 1 cm:50 km. What is the actual distance between the two towns?

• 100 km
• 130 km
• 70 km
• 150 km

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

7. 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

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

8. To create a model of an artery, a health teacher uses the scale 2.5 cm:0.75 mm. If the diameter of the artery is 2.7 mm, what is the diameter on the model?

• 9 cm
• 18 cm
• 90 cm
• 9 m 

9. Tell whether each scale reduces, enlarges, or preserves the size of an actual object.
10 ft:24 in. 

• reduces
• enlarges
• preserves

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

10. Tell whether each scale reduces, enlarges, or preserves the size of an actual object.
1 mi:5280 ft 

• reduces 
• enlarges 
• preserves

11. Tell whether each scale reduces, enlarges, or preserves the size of an actual object.
20 cm:1000 mm

• reduces 
• enlarges 
• preserves

15. Change both measurements to the same unit of measure, and find the scale factor.
1 ft model of a 1 in. fossil 

• 12/1
• 6/1
• 18/1
• 24/1