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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _dp 18:130LI2of2 GHM

Order: 18

Horizontal side: 130 Vertical side: 130

Elements: 4√2, 8, 8√2, 16, 12√2, 20, 15√2, 20√2, 30, 25√2, 40, 41, 30√2, 45, 49, 45√2, 85, 65√2.

Code: 855 0 45 654 65 65 493 130 81 163 81 65 82 89 73 81 89 81 42 93 77 411 130 81 120 93 77 204 85 45 203 105 45 252 130 40 457 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
49
16
8√2
8
4√2
41
12√2
20√2
20
25√2
45
45√2
30√2
30
40
15√2