Roger the Mole
Favorite Answer
pi x r^2 x 5 cm = 393 cm^3
Solve for r:
r = 5 cm
So the smaller cylinder has a radius of 3 cm:
pi x (3 cm)^2 x 3 cm = 84.8 cm^3
ted s
393 / [ 5 / 3 ]³ ........84 8/9 cm³....note volume is 3 dimensional...thus ratio³ is used