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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:90JV4of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1, 1√2, 2, 3, 4, 3√2, 5, 10, 10√2, 15, 20, 20√2, 30, 40, 30√2, 35√2, 60, 45√2.

Code: 605 0 30 454 45 45 356 55 55 103 55 45 45 55 51 32 58 48 31 58 51 17 58 51 10 59 51 27 58 50 53 60 45 102 70 40 151 60 45 403 70 0 202 90 20 305 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
45√2
35√2
10
4
3√2
3
1
1√2
2
5
10√2
15
40
20√2
30
30√2
20