anonymous 5 years ago volume of a torus... cross sectional circle radius = .75 and radius from center of torus to center of cross sectional circle is 1.5

1. anonymous

i got the equations, but i have the problem of when i actually solve it i either get root -1 or my area cancels itself out

2. anonymous

r=0.75 , R=1.5 $V=\pi r^2\cdot 2\pi R$