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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:90KG1of2 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1, 1√2, 2, 3, 4, 3√2, 5, 10, 15, 20, 25, 20√2, 30, 40, 30√2, 45, 60, 45√2.

Code: 605 0 30 454 45 45 453 90 45 151 60 45 57 60 45 16 64 44 25 65 43 251 90 45 43 64 40 15 64 43 37 64 43 30 67 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
45
15
5
1√2
2
25
4
1
3
3√2
10
40
20√2
30
30√2
20