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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:180JC1of8 GHM

Order: 18

Horizontal side: 180 Vertical side: 180

Elements: 3√2, 6, 6√2, 10, 9√2, 10√2, 12√2, 18, 20, 20√2, 40, 40√2, 60, 80, 60√2, 70√2, 120, 90√2.

Code: 1205 0 60 904 90 90 706 110 110 200 110 110 124 102 78 36 111 87 67 114 90 66 114 84 107 120 90 100 130 90 90 111 87 207 120 80 803 140 0 402 180 40 181 120 78 605 0 0 604 60 0 403 180 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)

120
90√2
70√2
20√2
12√2
3√2
6
6√2
10
10√2
9√2
20
80
40√2
18
60
60√2
40