Self-Intersecting Quasi-Quasi-Regular Polyhedra

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(Uniform #44) Icosidodecadodecahedron
Vertices:  60  (60[4])
Faces:44  (12 regular pentagons + 12 regular pentagrams
    + 20 regular hexagons)
Edges:120
Symmetry:  Full Icosahedral  (Ih)
Hexagon-Pentagon Angle:  acos(−sqrt(15*(5−2*sqrt(5)))/15)    ≈100.812316964 degrees
Hexagon-Pentagram Angle:  acos(sqrt(15*(5+2*sqrt(5)))/15)    ≈322.622631859 degrees
Dual Solid:  Medial Icosacronic Hexecontahedron
(values below based on edge length = 1)
Circumscribed Radius:  sqrt(7)/2    ≈1.3228756555322952953
Midscribed Radius:  sqrt(6)/2    ≈1.2247448713915890491
Hexagon Center Radius:  sqrt(3)/2    ≈0.86602540378443864676
Pentagon Center Radius:  sqrt(5*(25−2*sqrt(5)))/10    ≈1.0131106564684930953
Pentagram Center Radius:  sqrt(5*(25+2*sqrt(5)))/10    ≈1.2139220723547203751


References:[1]Jean Paul Albert Badoureau, Mémoire sur les Figures Isocèles,
Journal de l'École polytechnique 49 (1881), 47-172.