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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:280JG2of2 GHM

Order: 18

Horizontal side: 280 Vertical side: 280

Elements: 18, 14√2, 18√2, 28, 36, 36√2, 56, 42√2, 49√2, 72, 54√2, 56√2, 98, 77√2, 112, 154, 112√2, 140√2.

Code: 1545 0 126 1404 140 140 1126 168 168 283 168 140 1125 168 56 144 154 126 426 126 98 725 0 54 774 77 49 496 77 49 985 126 0 564 224 0 563 280 0 365 0 18 364 36 18 540 72 54 185 0 0 184 18 0

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

Credit for Discovery

Geoffrey H. Morley (GHM, England)

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

154
140√2
112√2
28
112
14√2
42√2
72
77√2
49√2
98
56√2
56
36
36√2
54√2
18
18√2