Apeirogonal delt<b>o</b>hedron (i.e. apeirogonal trapezohedron): delt<b>o</b>hedron (i.e. trapezohedron) with infinitely many faces.<br><p>Delt<b>o</b>hedron (i.e. trapezohedron): polyhedron with kite faces. (See: <a rel="nofollow" class="external free" href="https://mathworld.wolfram.com/Trapezohedron.html">https://mathworld.wolfram.com/Trapezohedron.html</a>)<br>
Not to be confused with:<br></p>
Delt<b>a</b>hedron: polyhedron with congruent equilateral triangle faces. (See: <a rel="nofollow" class="external free" href="https://mathworld.wolfram.com/Deltahedron.html">https://mathworld.wolfram.com/Deltahedron.html</a>)
<a href="//commons.wikimedia.org/wiki/User:Apocheir" title="User:Apocheir">Apocheir</a>
2016-12-11
<span class="int-own-work" lang="en">Own work</span>