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# Using Area to Find Volume

SATSTM-OQCYBE

The area of one surface of a cube is $2a$ square meters.

Which one of the following gives an expression for the volume of this cube in cubic meters?

A

$8{a}^{3}$

B

$8a$

C

$2\sqrt{2}{a}^{3}$

D

${a}^{3}$

E

$2a\sqrt{2a}$