T.S.A a solid hemisphere is 462cm square .FIND ITS VOLUME
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TSA of hemisphere = 462 cm 23*22/7*r*r = 462 r*r = 462*7/3*22 r*r = 7*7 therefore, r = 7 cm volume of hemisphere = 4/3*22/7*7*7 = 154*4/3 = 616/3 = 205.3
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