Triangular Hole Dissections

Author : Gavin Theobald

[4] Square
[5] Pentagon
[6] Hexagon
[7] Heptagon
[8] Octagon
[10] Decagon
[12] Dodecagon
[5/2] Pentagram
[6/2] Hexagram
[8/2] Octagram
[8/3] Octagram
[12/2]  Dodecagram
3 4 5 6 7 8 9 10 12 5/2 6/2 8/2 8/3 12/2
3 0 3 5 4 6 5 5 6 5 3 7 6 5 5


Triangle — Square (3 pieces)

The dissection is hingeable.


Triangle — Pentagon (5 pieces)

The dissection is slideable.


Triangle — Hexagon (4 pieces)

The dissection is slideable.


Triangle — Heptagon (6 pieces)


Triangle — Octagon (5 pieces)

The dissection is slideable.


Triangle — Decagon (5 pieces)


Triangle — Dodecagon (6 pieces)

The dissection is slideable.


Triangle — Pentagram (5 pieces)


Triangle — Hexagram (3 pieces)


Triangle — Octagram [8/2] (7 pieces)
Triangle — Octagram [8/2] (6 pieces with 1 turned over)


Triangle — Octagram [8/3] (5 pieces)


Triangle — Dodecagram [12/2] (5 pieces)

The dissection is slideable.