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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:140JE3of4 GHM

Order: 18

Horizontal side: 140 Vertical side: 140

Elements: 1√2, 3√2, 6, 6√2, 12, 9√2, 10√2, 11√2, 18, 20, 20√2, 40, 40√2, 60, 50√2, 80, 60√2, 70√2.

Code: 805 0 60 704 70 70 506 90 90 203 90 70 185 90 72 12 91 71 94 99 63 66 102 66 125 108 60 110 91 71 104 80 60 36 99 63 65 102 60 605 0 0 604 60 0 200 120 60 400 100 40 401 140 40

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
70√2
50√2
20
18
1√2
9√2
6√2
12
11√2
10√2
3√2
6
60
60√2
20√2
40√2
40