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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:90JP5of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 2, 2√2, 4, 5, 6, 5√2, 8, 6√2, 10, 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 52 60 50 53 60 45 62 66 44 151 60 45 63 66 38 45 66 40 25 66 38 24 68 38 403 70 0 202 90 20 87 60 38 305 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
5√2
5
6√2
15
6
4
2
2√2
40
20√2
8
30
30√2
20