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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:90JT4of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1, 1√2, 2, 2√2, 3, 5√2, 7√2, 10, 8√2, 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 33 60 47 102 70 40 20 57 47 21 59 47 12 60 46 11 60 47 86 52 38 74 52 38 403 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
3
10√2
2√2
2
1√2
1
8√2
7√2
40
20√2
30
30√2
20