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A metallic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder.

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Solution: Radius of sphere = 4.2 cm, radius of cylinder = 6 cm

Volume of sphere

10 surface area volume exercise solution

Volume of cylinder

10 surface area volume exercise solution

Since volume of cylinder = Volume of sphere

Hence, height of cylinder

10 surface area volume exercise solution

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