Dissection of Hill's Tetrahedron of Type 1
This Demonstration gives a three-piece dissection of the general Hill's tetrahedron of type 1 into a triangular prism.
The dissection was discovered by P. Schöbi (1985) and independently by A. Hanegraaf. G. N. Frederickson, Dissections: Plane & Fancy, Cambridge University Press, 2002 pp. 234–235.