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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:240JD2of2 GHM

Order: 18

Horizontal side: 240 Vertical side: 240

Elements: 2, 2√2, 4, 4√2, 8, 8√2, 16, 14√2, 15√2, 30√2, 60, 60√2, 90, 75√2, 120, 90√2, 150, 120√2.

Code: 1505 0 90 1204 120 120 1203 240 120 304 150 90 163 180 104 607 180 120 606 180 60 140 164 104 84 172 96 83 180 96 44 176 92 43 180 92 24 178 90 23 180 90 905 0 0 904 90 0 156 165 75 750 165 75

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)

150
120√2
120
30√2
16
60
60√2
14√2
8√2
8
4√2
4
2√2
2
90
90√2
15√2
75√2