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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:230AT GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 5√2, 8, 8√2, 11√2, 16, 16√2, 19√2, 25√2, 38, 40, 50, 65, 46√2, 50√2, 90, 115, 90√2, 140, 115√2.

Code: 1405 0 90 1154 115 115 1153 230 115 254 140 90 190 165 115 651 230 115 116 135 85 387 146 96 460 184 96 907 0 90 900 90 90 401 130 90 162 146 74 54 135 85 163 146 58 85 130 50 84 138 50 504 180 0 503 230 0

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)

140
115√2
115
25√2
19√2
65
11√2
38
46√2
90
90√2
40
16√2
5√2
16
8
8√2
50√2
50