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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _dt 18:130LJ2of2 GHM

Order: 18

Horizontal side: 130 Vertical side: 130

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

Code: 855 0 45 654 65 65 653 130 65 161 81 65 125 81 53 124 93 53 203 105 45 252 130 40 251 130 65 47 81 53 46 81 49 87 85 53 457 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
65
16
12
12√2
20
25√2
25
4
4√2
8
45
45√2
30√2
30
40
15√2