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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:180JJ GHM

Order: 18

Horizontal side: 180 Vertical side: 180

Elements: 2√2, 7√2, 10, 9√2, 14, 10√2, 18, 20, 16√2, 25√2, 30√2, 50, 70, 50√2, 80, 75√2, 80√2, 130.

Code: 1307 0 180 300 130 180 164 146 164 96 153 171 187 162 180 203 180 160 70 153 171 141 160 164 22 162 162 105 160 150 104 170 150 806 100 80 756 25 75 707 100 150 805 100 0 250 25 75 507 0 50 500 50 50

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)

130
30√2
16√2
9√2
18
20
7√2
14
2√2
10
10√2
80√2
75√2
70
80
25√2
50
50√2