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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:132AI4of4 GHM

Order: 18

Horizontal side: 132 Vertical side: 132

Elements: 4, 3√2, 4√2, 6, 8, 6√2, 8√2, 12, 12√2, 14√2, 40, 46, 52, 40√2, 43√2, 46√2, 86, 66√2.

Code: 865 0 46 664 66 66 523 132 80 146 66 66 127 80 80 126 80 68 407 92 80 406 92 40 82 88 60 83 88 52 42 92 56 43 92 52 64 86 46 63 92 46 465 0 0 464 46 0 36 89 43 430 89 43

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

86
66√2
52
14√2
12
12√2
40
40√2
8√2
8
4√2
4
6√2
6
46
46√2
3√2
43√2