the length of the side of a cube is doubled. how is the volume of the cube affected?

 

The length of the side of a cube is
doubled. How is the volume of the cube affected?
 
A. the volume is doubled.
B. the volume is multiplied by 6.
C. the volume is multipled by 8.
D. the volume is increased by 12 cubic units.
 
*please tell me which is correct please!

 

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1 Answer

If x is the side of the cube then x3 is its volume.

If the side length is doubled to 2x, then (2x)3=8x3 is its volume, so it's 8 times original volume (answer C).

by Top Rated User (1.1m points)

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