The volume of 2 sphere of ratio is 125 : 64 find the ratio of their radii.
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Volume of sphere is given by (4/3)πr³
The ratio of volumes is given by (4/3).×π×R1³
___________
(4/3) ×π×R2³
Therefore ratio of volume of spheres is the cubes of their radii
(R1/R2)³=125/64
(R1/R2)³=(5/4)³
Therefore the radii are in the ratio 5:4
Hope it helps...!
The ratio of volumes is given by (4/3).×π×R1³
___________
(4/3) ×π×R2³
Therefore ratio of volume of spheres is the cubes of their radii
(R1/R2)³=125/64
(R1/R2)³=(5/4)³
Therefore the radii are in the ratio 5:4
Hope it helps...!
powercontrol20asu:
Thanks
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