Biscribed Chiral Solids

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Biscribed Hexpropello Dodecahedron (dextro)
biscribed form
Vertices:  140  (20[3] + 60[3] + 60[3])
Faces:72  (12 regular pentagons + 60 irregular hexagons)
Edges:210  (60 short + 60 medium1 + 60 medium2 + 30 long)
Symmetry:  Chiral Icosahedral  (I)
Dual Solid:  Biscribed Pentakis Snub Dodecahedron (laevo)
(values below based on inscribed radius = 1)
Short Edge (60):  sqrt(root[18th-order polynomial])    ≈0.19021410442532743640
Medium1 Edge (60):  sqrt(root[18th-order polynomial])    ≈0.27786002689835328053
Medium2 Edge (60):  sqrt(root[18th-order polynomial])    ≈0.31817368087615794272
Long Edge (30):  sqrt(root[18th-order polynomial])    ≈0.35573855190822436024
Circumscribed Radius:  sqrt(root[18th-order polynomial])    ≈1.0359797131221887788
Inscribed Radius:  1
Volume:sqrt(root[18th-order polynomial])    ≈4.3738747229651599956