A hollow sphere has a volume of kcm3 and a surface area of kcm2. Calculate the diameter of the sphere.

regony600

9 years ago

Wrong!

K means they are the same I.e

4¶r^2=4/3¶r^3(where ¶ represent pie)

1=r/3

r=3cm

AN

11 years ago

sowie.am wud a kcm(an unknown) produce 6?r u multiplyin 3 by 6 or wot?