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board paper(AISSE-2010)
Asked by s.sreeram | 11 Mar, 2010, 08:14: PM Expert Answer

Daer Student

Area of sphere A1= 4 pi r^2=616

r^2=49 ==> r=7

Volume of teh sphere V= 4/3 pi r^3 =4312  /  3

Volume of cone= (1/3)hX pi R^2

area of base=pi R^2
Volume of cone and aphere are same

(1/3)hX pi R^2=4312  /  3

R^2=49  ;R=7

Regards

Tea m

Topperlearning.com

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