Acronym  hehad 
Name 
hexadecahemidecateron, vertex figure of thox 
Field of sections 
© 
Circumradius  1/sqrt(2) = 0.707107 
Inradius wrt. pen  1/sqrt(10) = 0.316228 
Inradius wrt. hex  0 
Vertex figure 
© 
Coordinates  (1/sqrt(2), 0, 0, 0, 0) & all permutations, all changes of sign 
Surface  [5+sqrt(5)]/6 = 1.206011 
General of army  tac 
Colonel of regiment  tac 
Dihedral angles
(at margins)  
Confer 

External links 
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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