Scale Factor and Changing Dimensions

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Identify the side length in Figure 1 that corresponds to the side length MQ in figure 2.

• BC

• AE

• CD

• DE

Tags

CCSS.7.G.A.1

Line CB corresponds with what line? 

• SR
• PQ
• SP
• RQ

Tags

CCSS.8.G.A.1

What is the scale factor from ΔABC to ΔDEF?

• 1/2
• 7/3
• 2
• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Pedro and his friends are visiting chocolate shops in Fairview. They take a cab from one chocolate shop to another. On a map, the two are separated by 3 centimeters. If the scale of the map is 1 centimeter = 2 kilometers, then what is the actual distance between the two chocolate shops?
____ = ____

• 1/2 kilometer 
• 1.5 kilometers
• 6 kilometers
• 3 kilometers

Tags

CCSS.7.G.A.1

Megan drew a scale drawing of a house and its lot. The scale she used was 1 inch = 2 feet. The backyard is 78 feet long in real life. How long is the yard in the drawing?
____ = ____

• 39 inches
• 156 inches
• 38 inches
• 157 inches

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

A map has a scale of 1 cm=5km.  On the map, two cities are 3 cm apart. What is the actual distance between these cities? 

• 1.7 km
• 5 km
• 15 km
• 17 km 

Tags

CCSS.7.G.A.1