Icosahedron

An Icosahedron is the platonic solid with the most number of faces. It is well known for being the shape of some bacteria. It is what most people picture when they hear complex dice. 
===Hypervolumes===
* vertex count = 12
* edge length = 30l
* surface area = 5\sqrt { 3 } { l }^{ 2 }
* surcell volume = \frac { 5(3+\sqrt { 5 } ) }{ 12 } { l }^{ 3 }
=== Subfacets ===
* 12 points (0D)
* 30 line segments (1D)
* 20 triangles (2D)
Category:Shapes
Category:List of 3rd dimension
Category:Explore the universe