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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:90JU5of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1√2, 2, 2√2, 4, 3√2, 5√2, 9, 10, 11, 10√2, 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 52 60 50 93 60 41 102 70 40 34 48 42 26 49 43 47 51 45 16 48 42 25 49 41 111 60 41 403 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
5√2
9
10√2
3√2
2√2
4
1√2
2
11
40
20√2
30
30√2
20