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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:90JQ6of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1√2, 2, 2√2, 3√2, 5, 4√2, 6, 5√2, 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 50 65 45 25 60 38 24 62 38 36 61 37 67 64 40 403 70 0 202 90 20 42 64 34 14 61 37 305 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
5√2
2
2√2
3√2
6
40
20√2
4√2
1√2
30
30√2
20