Mathematics · Mensuration

A solid metal sphere of radius 18 cm is melted and recast into 'n' identical solid hemispheres, each of radius 6 cm. Find the total curved surface area of all these hemispheres combined.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

13888π cm²✓
24288π cm²
33560π cm²
44060π cm²

Correct answer

3888π cm²

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A solid metal sphere of radius 18 cm is melted and recast into 'n' identical solid hemispheres, each of radius 6 cm. Find the total curved surface area of all these hemispheres combined.

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A solid metal sphere of radius 18 cm is melted and recast into 'n' identical solid hemispheres, each of radius 6 cm. Find the total curved surface area of all these hemispheres combined.

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