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Changing Dimensions

This topic deals with the understanding of how the volume and surface area of a three dimensional figure change when its dimensions change.
Practice Question
1

The surface area of a box is 30 in2. What is the surface area of a similar box that is larger by a scale factor of 4?

 
Possible Answers
Your Answer
Correct Answer
A)

480 in2

B)

120 in2

C)

490 in2

D)

460 in2

Practice Question
2

The surface area of a box is 49 in2. What is the surface area of a similar box that is larger by a scale factor of 5?

 
Possible Answers
Your Answer
Correct Answer
A)

250 in2

B)

1220 in2

C)

1225 in2

D)

245 in2

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