Arrinder (EntityTopic, 11)
From Hi.gher. Space
(Difference between revisions)
Revision as of 23:24, 5 November 2008
An arrinder is the surface of revolution of an arrow, just as a cone is the surface of revolution of a triangle. It can also be thought of as a cone with a smaller cone removed from the base. As such, this shape's volume is the difference between the volume of the two aforementioned cones.
