Find the volume and surface area of a sphere of radius 2.1cm (π = 22/7)
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volume of the sphere,v=4/3πr^3
= 4/3×22/7×(2.1)^3
=38.808cm^3
And the surface area, S=4πr^2
=4×22/7×(2.1)^2
=55.44cm^2
hope it helping!!
and please mark as brainliest if u can..
= 4/3×22/7×(2.1)^3
=38.808cm^3
And the surface area, S=4πr^2
=4×22/7×(2.1)^2
=55.44cm^2
hope it helping!!
and please mark as brainliest if u can..
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