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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:90AA GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1√2, 9√2, 16, 12√2, 14√2, 15√2, 22, 16√2, 24, 28, 22√2, 32, 24√2, 34, 28√2, 44, 33√2, 34√2.

Code: 345 0 56 344 34 56 220 68 90 221 90 90 120 46 68 441 90 68 282 28 28 281 28 56 142 42 42 154 43 41 166 42 40 325 58 24 96 33 33 12 43 41 165 42 24 330 33 33 244 66 0 243 90 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)

34
34√2
22√2
22
12√2
44
28√2
28
14√2
15√2
16√2
32
9√2
1√2
16
33√2
24√2
24