A torus is a doughnut shape. There is a picture and an enormous amount of information at
http://en.wikipedia.org/wiki/Torus .
Chat with our AI personalities
A cylinder, or a torus (donut) with a chunk removed.
Ring-like.In Geometry it could possibly be a torus (plural tori).
A sphere with two slices cut out of it by planes. A torus (doughnut) with a chunk taken out of it.
A frustrum of a cone, A sphere intersected by two planes, An ellisoid intersected by two planes, A torus (doughnut) with a radial slice removed, A torus intersected by a plane nearer than its inner radius, A cylinder, and many more.
It depends on the figure. For example, you cannot draw a net for a sphere, an ellisoid or a torus.