Rahim

Length of a solid diagonal of a cube is 6 cm. The volume of cube is?

Posted:
3+ months ago by Rahim
Topics:
solid, cube, volume, diagonal, length
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Answers (1)

Jewels Vern

The diagonal of a square: x^2 + y^2 = S^2
The solid diagonal of a cube: S^2 + z^2 = c^2

But x=y=z therefore:
3x^2 = 6
x = √2
volume = 2√2

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