Greek Cross Dissections

Author : Gavin Theobald

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{3} Triangle
{4} Square
{5} Pentagon
{6} Hexagon
{7} Heptagon
{8} Octagon
{9} Enneagon
{10} Decagon
{12} Dodecagon
{5/2} Pentagram
{6/2} Hexagram
{8/2} Octagram
{8/3} Octagram
{10/2} Decagram
{12/2}  Dodecagram
{12/3}  Dodecagram
{R√2} Silver Rectangle
{Rϕ} Golden Rectangle
{R2} Domino
{L} Latin Cross
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
5 4 7 7 9 8 11 10 6


5/2 6/2 7/2 7/3 8/2 8/3 9/2 9/3 9/4 10/2 10/3 10/4 12/2 12/3 12/4 12/5
10 8 7 10 13 10 10


Triangle — Greek Cross (5 pieces)

Discovered by Harry Lindgren (1961).


Square — Greek Cross (4 pieces)

Discovered by Sam Loyd (1887).

The dissection is translational and hingeable.


Pentagon — Greek Cross (7 pieces)

Discovered by Harry Lindgren (1961).


Hexagon — Greek Cross (7 pieces)

The dissection is translational.


Octagon — Greek Cross (9 pieces)


Octagon — Greek Cross (8 pieces)


Enneagon — Greek Cross (11 pieces)


Decagon — Greek Cross (10 pieces)


Dodecagon — Greek Cross (6 pieces)

Discovered by Harry Lindgren (1961).


Greek Cross — Pentagram (10 pieces)


Greek Cross — Hexagram (8 pieces)

The dissection is translational.


Greek Cross — Octagram {8/2} (7 pieces)


Greek Cross — Octagram {8/3} (10 pieces)


Greek Cross — Decagram {10/2} (13 pieces)


Greek Cross - Dodecagram Greek Cross - Dodecagram

Greek Cross — Dodecagram {12/2} (10 pieces)


Greek Cross — Dodecagram {12/3} (10 pieces)


Silver Rectangle — Greek Cross (5 pieces)

The dissection is translational.


Golden Rectangle — Greek Cross (5 pieces)

The dissection is translational.


Domino — Greek Cross (3 pieces)

The dissection is translational and hingeable.


Greek Cross — Latin Cross (7 pieces)

Discovered by Harry Lindgren (1953).

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