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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __t 18:170JI2of2 GHM

Order: 18

Horizontal side: 170 Vertical side: 170

Elements: 7√2, 14, 14√2, 20, 20√2, 21√2, 30, 25√2, 28√2, 40, 42, 30√2, 50, 40√2, 50√2, 70√2, 75√2, 120.

Code: 1207 0 170 256 95 145 507 120 170 506 120 120 750 95 145 206 0 50 405 20 30 404 60 30 700 100 70 421 142 70 212 163 49 144 156 56 143 170 56 74 163 49 286 142 28 205 0 30 305 0 0 304 30 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
25√2
50
50√2
75√2
20√2
40
40√2
70√2
42
21√2
14√2
14
7√2
28√2
20
30
30√2