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The radius and height of a metallic cylinder are 4.2 cm and 5.6 cm respectively. it is melted and recast into a sphere. find the radius of the sphere



Volume of cylinder =Volume of Sphere
put all the values of cylinder n sphere. You will get radius of sphere =4.2cm sorrie in pic it radius is 4.2cm. plz Correct it
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v of cylinder = v of sphere
πr²h               = 4/3πr³
 4.2×4.2×5.6=4/3 r³
 4.2×4.2×5.6×3 / 4  =r³
             r= 4.198     

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