The Surface area of a solid metallic sphere is 616 cm2. It is melted and recast into a cone
of height 28cm. Find the diameter of the base of cone so formed. [Use π = 22/7]
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- Surface area of sphere = 616cm²
- Height of cone = 28cm
- diameter of base of cone.
we know that,
- Volume of sphere = Volume of cone
As we know that ,
- volume of sphere = volume of cone.
Diameter of cone = 2r
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀= 2× 7
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀=14cm⠀
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