Mathematics · Mensuration

Three metallic spheres of radii 10 cm, 8 cm and 6 cm, respectively, are melted to form a single solid cone of radius 12 cm. Find the curved surface area of the cone, correct to two places of decimal. (Take π = 3.14)

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

1864.41 cm 2

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Three metallic spheres of radii 10 cm, 8 cm and 6 cm, respectively, are melted to form a single solid cone of radius 12 cm. Find the curved surface area of the cone, correct to two places of decimal. (Take &pi; = 3.14)