okayxparis okayxparis

30-04-2018
Mathematics

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If the side lengths of a cube are doubled, which statement about the volume of the cube is true? A) it will be 2 times the original volume
B) it will be 4 times the original volume
C) it will be 8 times the original volume
D) it will be 16 times the original volume

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mkryukova19 mkryukova19

30-04-2018

Lets side of the cube be a.
Original Volume of this cube= a³.
New side is 2a.
New volume =(2a)³=8a³
New volume/Original Volume = 8a³/a³=8
New volume/Original Volume=8
Correct answer : C) it will be 8 times the original volume

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