Volume of a cube is 729 cubic centimetre. find its total surface area.
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Step-by-step explanation:
let theside of a cube is x
then
Volume of cube = 729
x^3 =729
=> x^3 = 9^3
=> x = 9 cm
Now
Total surface Area of cube = 6x^2
= 6(9)^2
= 6×81
= 486 square cm
Hope u will get it....
Thank u!
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