R-r=6√2
R=2r
2r-r=6√2
r=6√2
R=2·6√2=12√2
g²=(6√2)²+(6√2)²=72+72=144
g=√144=12
A=aria bazei mari
A=πR²=π·(12√2)²=288π
Ab-aria bπazei mici
Ab=πr²=π·(6√2)²=72π
A=πg(R+r)=π·12(12√2+6√2)=12π·18√2=216√2π
At=A+Ab+Al=288π+72π+216√2π=360π+216√2π
V=πh/3(R²+r²+R·r)=π·6√2/3(288π+72π+144π)=2√2π·504π=1008√2π
