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2016-03-05T17:24:35+05:30

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S.A = 2400 m²
S.A = 6a²
2400 = 6 * a²
400 = a²
a = 20 m
now,
volume = a³
= 20³
= 20*20*20
= 8000 cm³ 
 
i hope it helps..............
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2016-03-06T00:23:31+05:30

This Is a Certified Answer

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Surface of cube = 2400 m²
6 a² = 2400
a² = 400
a = 20

So,

Volume of cube = a³
Volume of cube = 20³
Volume of cube = 8000 m³
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