74) great inverted snub icosidodecahedron |5/3 2 3 [88,116] dual: great inverted pentagonal hexecontahedron (3.5/3.3.3.3), icosahedral group A5, χ=2, D=13 V=60, E=150, F=92=80{3}+12{5/3} α γ a b c ρ/R r/ρ l/ρ h/r {3} 60.0 52.3210 50.82 63.52 45.11 0.631753 0.705795 1.227013 1.003714 {5/3} 108.0 -29.2842 50.82 54.59 23.50 0.631753 0.917090 1.227013 0.434724