Question

The total surface area of a cube is 1350 sq m.find its volume

Answer 1

surface area of cube = 6a2
1350 = 6a2
a = 15m
volume of cube = a3
= (15)^3
= 3375m^3

Answer 2

Hello mate,

Let the edge of the cube be x

Then,

Total surface area of cube=1350 sq. m

6*x square=1350sq. m

x square=1350 /6 m sq.=225 m

x=15 m

Now volume of cube=x cube=15 m*15 m*15 m=3375 m cube.

So the volume of the cube is 3375 m cube

hope helped..

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