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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:130KG GHM

Order: 18

Horizontal side: 130 Vertical side: 130

Elements: 1√2, 8√2, 9√2, 10√2, 16, 18, 20, 15√2, 17√2, 20√2, 30, 40, 30√2, 40√2, 60, 70, 55√2, 65√2.

Code: 707 0 130 400 70 130 401 110 130 202 130 110 201 130 130 556 75 55 300 30 90 301 60 90 152 75 75 161 76 90 82 84 82 174 93 73 90 84 82 106 65 65 12 76 74 187 75 73 650 65 65 607 0 60

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)

70
40√2
40
20√2
20
55√2
30√2
30
15√2
16
8√2
17√2
9√2
10√2
1√2
18
65√2
60