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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:200AR GHM

Order: 18

Horizontal side: 200 Vertical side: 200

Elements: 2√2, 4, 4√2, 6, 6√2, 7√2, 12, 18, 16√2, 25√2, 50, 68, 50√2, 66√2, 68√2, 100, 132, 100√2.

Code: 1325 0 68 1004 100 100 1003 200 100 254 125 75 183 150 82 507 150 100 506 150 50 76 125 75 67 132 82 66 132 76 127 138 82 166 134 66 42 136 72 43 136 68 22 138 70 685 0 0 684 68 0 660 134 66

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)

132
100√2
100
25√2
18
50
50√2
7√2
6
6√2
12
16√2
4√2
4
2√2
68
68√2
66√2