Question

Find the volume of a cubical box whose surface area is 486 cm​

Answer 1

Answer:

Total surface area of cube=486 cm^2

It has 6 faces,

So, each face has an area = 486/6 = 81 sq cm.

Side of the cube =√81= 9 cm.

Hence, volume of the cube = 9^3 = 729 cm^3

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Step-by-step explanation:

Answer 2

Total surface Area of a cube =486cm²

it has 6 faces

face has an area = 486/6=81sq cm

side of the cube =root 81 = 9cm