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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:90JS4of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 1√2, 3, 3√2, 4√2, 6, 5√2, 6√2, 9, 10, 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 46 56 46 102 70 40 10 56 46 91 54 45 37 54 45 30 57 45 67 54 42 66 54 36 403 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
4√2
10√2
1√2
9
3
3√2
6
6√2
40
20√2
30
30√2
20