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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:280AM2of2 GHM

Order: 19

Horizontal side: 280 Vertical side: 280

Elements: 3√2, 4√2, 6, 8, 6√2, 9√2, 18, 18√2, 30, 22√2, 44, 48√2, 96, 70√2, 92√2, 96√2, 140, 184, 140√2.

Code: 1845 0 96 1404 140 140 1403 280 140 441 184 140 305 184 110 484 232 92 706 210 70 65 184 104 64 190 104 96 187 101 187 196 110 180 214 110 85 184 96 34 187 101 965 0 0 964 96 0 40 192 96 920 188 92 224 210 70

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)

184
140√2
140
44
30
48√2
70√2
6
6√2
9√2
18
18√2
8
3√2
96
96√2
4√2
92√2
22√2