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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:90KD2of2 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1√2, 3, 3√2, 4√2, 6, 5√2, 6√2, 9, 10, 20, 25, 20√2, 30, 40, 30√2, 45, 60, 45√2.

Code: 605 0 30 454 45 45 453 90 45 91 54 45 37 54 45 30 57 45 44 61 41 50 65 45 251 90 45 67 54 42 66 54 36 12 61 41 107 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
9
3
3√2
4√2
5√2
25
6
6√2
1√2
10
40
20√2
30
30√2
20