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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:90KT2of2 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1, 1√2, 2, 3, 4, 3√2, 5, 10, 15, 20, 20√2, 30, 35, 40, 30√2, 35√2, 55, 60.

Code: 605 0 30 551 55 90 357 55 90 356 55 55 155 55 40 57 55 40 43 60 36 107 60 40 403 70 0 202 90 20 10 56 36 11 57 36 37 57 36 36 57 33 21 57 35 305 0 0 304 30 0 203 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)

60
55
35
35√2
15
5
4
10
40
20√2
1√2
1
3
3√2
2
30
30√2
20