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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:90JV2of8 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 55 100 55 55 151 60 45 57 60 45 23 65 43 12 66 44 13 66 43 45 66 40 30 63 43 31 66 43 107 60 40 403 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√2
15
5
2
1√2
1
4
3√2
3
10
40
20√2
30
30√2
20