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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:90JV5of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1, 1√2, 2, 3, 4, 3√2, 5, 10, 10√2, 15, 20, 20√2, 30, 40, 30√2, 35√2, 60, 45√2.

Code: 605 0 30 454 45 45 356 55 55 103 55 45 155 55 40 34 48 42 33 51 42 47 51 45 53 55 40 21 50 42 12 51 41 11 51 42 104 60 30 403 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
35√2
10
15
3√2
3
4
5
2
1√2
1
10√2
40
20√2
30
30√2
20