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If the radii of two spheres are 7 cm and 21 cm and the volume of the bigger sphere is 729 cm^3 . Find the...

      

If the radii of two spheres are 7 cm and 21 cm and the volume of the bigger sphere is 729 cm^3 . Find the volume of the smaller sphere.

  

Answers


joseph
The ratio of their radius = 7/21
=1/3
The volume scale factor = (1/3)^3
Hence the volume of the smaller will be
1/27 =x/729
X = 17 cm^3

joseph rimiru answered the question on September 30, 2017 at 21:19


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