Bicone

For a bicone with radius ${\displaystyle r}$ and half-height ${\displaystyle h}$, the volume is

${\displaystyle V={\frac {2}{3}}\pi r^{2}h}$

and the surface area is

${\displaystyle A=2\pi r\ell \,}$

where

${\displaystyle \ell ={\sqrt {r^{2}+h^{2}}}}$

is the slant height.

• Sphericon
• Biconical antenna