Acronym hehad
Name hexadecahemidecateron
Field of sections
 ©
Circumradius 1/sqrt(2) = 0.707107
Vertex figure
 ©
Coordinates (1/sqrt(2), 0, 0, 0, 0)   & all permutations, all changes of sign
General of army tac
Colonel of regiment tac
Dihedral angles
  • at tet between pen and hex:   arccos(1/sqrt(5)) = 63.434949°
Confer
Grünbaumian relatives:
2hehad  
External
links
hedrondude

Incidence matrix

 10   8 | 24 | 32 |  8 4
----+----+----+----+-----
  2 | 40   6 | 12 |  4 3
----+----+----+----+-----
  3 |  3 | 80 |  4 |  2 2
----+----+----+----+-----
 4 |  6 |  4 | 80 |  1 1
----+----+----+----+-----
 5 | 10 | 10 |  5 | 16 *
 8 | 24 | 32 | 16 |  * 5

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