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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _pt 18:238JE1of2 GHM

Order: 18

Horizontal side: 238 Vertical side: 238

Elements: 15√2, 28, 30, 28√2, 42, 30√2, 35√2, 56, 42√2, 60, 70, 56√2, 60√2, 90, 98, 70√2, 98√2, 168.

Code: 1687 0 238 356 133 203 707 168 238 706 168 168 150 133 203 300 118 188 301 148 188 905 148 98 600 88 158 601 148 158 286 0 70 565 28 42 564 84 42 980 140 98 981 238 98 285 0 42 425 0 0 424 42 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)

168
35√2
70
70√2
15√2
30√2
30
90
60√2
60
28√2
56
56√2
98√2
98
28
42
42√2