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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:180JC3of8 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 90 706 110 110 203 110 90 102 120 100 103 120 90 202 140 80 124 102 78 36 111 87 67 114 90 66 114 84 90 111 87 803 140 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
10√2
10
20√2
12√2
3√2
6
6√2
9√2
80
40√2
18
60
60√2
40