The formula for the volume (V) of a sphere is V = 4/3 πr³
If the radius is doubled then V₂= 4/3 π (2r)³ = 4/3 π8r³
The volume is thus increased by a factor of 8 when the radius is doubled.
If the radius is doubled then V₂= 4/3 π (2r)³ = 4/3 π8r³
The volume is thus increased by a factor of 8 when the radius is doubled.