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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:210JA2of2 GHM

Order: 18

Horizontal side: 210 Vertical side: 210

Elements: 9√2, 18, 18√2, 27√2, 40, 30√2, 50, 36√2, 54, 40√2, 60, 50√2, 80, 60√2, 70√2, 100, 80√2, 90√2.

Code: 805 0 130 804 80 130 500 160 210 501 210 210 700 110 160 1001 210 160 405 0 90 404 40 90 545 0 36 904 90 0 300 180 90 600 150 60 601 210 60 182 18 18 274 27 9 360 54 36 183 18 0 92 27 9

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
80√2
50√2
50
70√2
100
40
40√2
54
90√2
30√2
60√2
60
18√2
27√2
36√2
18
9√2