Question

the total surface area of a cube is 864 find its volume​

Answer 1

total surface area of a cube=6a²

6a²=864

a²=864/6

a²=144

a=√144

a=12

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volume of a cube=a³

a³=(12)³

a³=1728

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volume of a cube = 1728cm³

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i hope you understand

keep smiling always

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Answer 2

ANSWER:

1728 is volume of cube