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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:120JI1of4 GHM

Order: 18

Horizontal side: 120 Vertical side: 120

Elements: 3, 3√2, 6, 6√2, 9, 10, 9√2, 10√2, 20, 30, 39, 40, 30√2, 50, 51, 40√2, 80, 60√2.

Code: 805 0 40 604 60 60 513 120 69 30 69 69 31 72 69 97 72 69 90 81 69 391 120 69 60 66 66 61 72 66 201 80 60 102 90 50 101 90 60 302 120 30 503 90 0 405 0 0 404 40 0 303 120 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)

80
60√2
51
3√2
3
9
9√2
39
6√2
6
20
10√2
10
30√2
50
40
40√2
30