cant solve...plz help

Asked by  | 21st Oct, 2008, 05:59: PM

Expert Answer:

the surface areas of a sphere and a cube are equal.

Implies 4  r 2  / 6 l 2 =  1 , i.e r2 / l2 = 3 / 2 pi , i.e r/ l = (3/ 2 pi) 1/2

their volumes are in the ratio  4pi r 3/ 3 l2  =  4/ 3 pi ( 3/ 2 pi) 3/2 =  6 / pi   =  1: 6/ pi

Answered by  | 21st Oct, 2008, 06:33: PM

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