Question

the diagonal of a cube is 12√3cm.find it's volume and surface area
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Answer 1

Answer:

let the edge of cube be a

diagonal of a cube =√3a

√3a= 12√3

a= 12cm

surface area of cube = 6a²

surface area = 6*12*12 = 864 cm^2

volume = a³

volume = 12×12×12 =1728cm³

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