Non-Regular Toroidal Solids

(box: x-ray)  (F: faces)  (slider: perspective)  (image: L=rotate R=zoom)  (M: metrics)
Please use a browser that supports "canvas"

Isohedral Toroid with 24 faces
Vertices:  12  (6[5] + 6[7])
Faces:24  (isosceles triangles)
Edges:36  (12 short + 24 long)
Symmetry:  3-fold Antiprismatic  (D3v)
Dihedral Angle 1 (6):  acos(sqrt(2)/2)    45 degrees
Dihedral Angle 2 (6):  acos((2−sqrt(2))/4)    ≈81.578941882 degrees
Dihedral Angle 3 (6):  acos(−sqrt(2)/2)    135 degrees
Dihedral Angle 4 (12):  acos(−(1+2*sqrt(2))/4)    ≈163.157883764 degrees
Dihedral Angle 5 (6):  acos(−(2+sqrt(2))/8)    ≈244.736825646 degrees
(values below based on the description from "On Three Classes of Regular Toroids", 2004, by Lajos Szilassi)
Short Edge (12):  sqrt(3)    ≈1.73205080756887729353
Long Edge (24):  sqrt(3*(5+2*sqrt(2)))/2    ≈2.42308075465091393499
[5]-Vertex Radius (6):  sqrt(3*(17+10*sqrt(2)))/4    ≈2.4164334109280878788
[7]-Vertex Radius (6):  sqrt(3*(9+2*sqrt(2)))/4    ≈1.4892380890542353582
Volume:3*(sqrt(3)+sqrt(6))    ≈12.5446216510561661752


References:[1]On Some Regular Toroids (Lajos Szilassi)
[2]Lajos Szilassi, On Three Classes of Regular Toroids,
3rd International Conference APLIMAT 2004.