Respuesta :
v=hpir^2
so
A:B=
4pi1^2:4pi2^2=
4pi1:4pi4=
4pi:16pi=
4:16=
1:4
the ratio of volume of A to B is 1:4
so
A:B=
4pi1^2:4pi2^2=
4pi1:4pi4=
4pi:16pi=
4:16=
1:4
the ratio of volume of A to B is 1:4