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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:90JU3of8 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 32 58 52 10 58 52 20 57 51 21 59 51 115 59 40 47 55 49 93 59 40 54 50 40 104 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
3√2
1√2
2√2
2
11
4
9
5√2
10√2
40
20√2
30
30√2
20