Biscribed Chiral Solids

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Biscribed Pentakis Snub Dodecahedron (laevo)
biscribed form
Vertices:  72  (12[5] + 60[6])
Faces:140  (20 equilateral triangles + 60 isosceles triangles + 60 acute triangles)
Edges:210  (30 short + 60 medium1 + 60 medium2 + 60 long)
Symmetry:  Chiral Icosahedral  (I)
Dual Solid:  Biscribed Hexpropello Dodecahedron (dextro)
(values below based on circumscribed radius = 1)
Short Edge (30):  sqrt(root[18th-order polynomial])    ≈0.39976869256750951923
Medium1 Edge (60):  sqrt(root[18th-order polynomial])    ≈0.42779321824453911786
Medium2 Edge (60):  sqrt(root[18th-order polynomial])    ≈0.45250663092071534790
Long Edge (60):  sqrt(root[18th-order polynomial])    ≈0.49126209999766570520
Circumscribed Radius:  1
Inscribed Radius:  sqrt(root[18th-order polynomial])    ≈0.96526986709637899422
Volume:sqrt(root[18th-order polynomial])    ≈3.87316701986024477953