the volume of cube is 729 centimetre cube find its total surface area
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Volume of a cube = 729
Then length of each side = 9(a³)
So, total surface area = 6a² = 486 cm²(Ans)...
Then length of each side = 9(a³)
So, total surface area = 6a² = 486 cm²(Ans)...
dragonballAlex:
Hope it helped...
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volume of cube=729
volume of cube =side cube
side cube=729
then side=9cm
total surface area of cube =6side square
6side square =6×9×9
=6×81
=486cm square
this is your correct answer.
volume of cube =side cube
side cube=729
then side=9cm
total surface area of cube =6side square
6side square =6×9×9
=6×81
=486cm square
this is your correct answer.
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