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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _dp 18:130LG1of2 GHM

Order: 18

Horizontal side: 130 Vertical side: 130

Elements: 6√2, 13, 13√2, 20, 15√2, 26, 19√2, 20√2, 30, 25√2, 26√2, 39, 40, 30√2, 45, 45√2, 85, 65√2.

Code: 855 0 45 654 65 65 266 104 104 393 104 65 265 104 78 135 104 65 134 117 65 196 111 59 204 85 45 203 105 45 252 130 40 64 111 59 457 0 45 450 45 45 304 75 15 303 105 15 403 130 0 154 90 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)

85
65√2
26√2
39
26
13
13√2
19√2
20√2
20
25√2
6√2
45
45√2
30√2
30
40
15√2