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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:126JJ4of8 GHM

Order: 18

Horizontal side: 126 Vertical side: 126

Elements: 7, 7√2, 9√2, 14, 18, 14√2, 21, 18√2, 28, 36, 28√2, 42, 36√2, 54, 56, 42√2, 49√2, 84.

Code: 845 0 42 364 36 90 363 72 90 547 72 126 496 77 77 184 54 72 183 72 72 146 63 63 215 77 56 94 63 63 77 77 56 76 77 49 147 84 56 563 98 0 282 126 28 425 0 0 424 42 0 283 126 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)

84
36√2
36
54
49√2
18√2
18
14√2
21
9√2
7
7√2
14
56
28√2
42
42√2
28