The volume of a sphere is 972 pi r^3 .if the sphere is cut into two hemisphere . find the total surface area of the hemisphere.
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Answered by
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Volume of sphere = 972 π unit^3
Total surface area of hemisphere
Total surface area of hemisphere
anuragdixit80:
hi
Answered by
5
972πr^3=4/3πr^3
3×972πr^3=4πr^3
2916/4πr^3=πr^3
729πr^3=πr^3
9πr=πr. (1)
Now surface area of hemisphere
3πr^2
3π(9r)^2
243πr^2 is the surface area of hemisphere...
3×972πr^3=4πr^3
2916/4πr^3=πr^3
729πr^3=πr^3
9πr=πr. (1)
Now surface area of hemisphere
3πr^2
3π(9r)^2
243πr^2 is the surface area of hemisphere...
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