How i solve the ncert class 10 question of surface areas and volume . Find the best solution of exercise 13.3 question number 1 . Give me the simplest and easiest solution of this question , also find the best solution of this question.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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# 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. Q.1

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It is given that radius of the sphere (R) = 4.2 cm

Also, Radius of cylinder (r) = 6 cm

Now, let height of cylinder = h

It is given that the sphere is melted into a cylinder.

So, Volume of Sphere = Volume of Cylinder

∴ (4/3)×π×R

^{3 }= π×r^{2}×h.h = 2.74 cm