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Derivative UltraPerfect Isosceles Right Triangled Square

Title: prt 18:90JO1of8 GHM

Order: 18

Horizontal side: 90 Vertical side: 90

Elements: 5, 7, 5√2, 7√2, 10, 14, 10√2, 15, 20, 21, 28, 20√2, 21√2, 30, 40, 30√2, 60, 45√2.

Code: 605 0 30 454 45 45 216 69 69 143 69 55 215 69 48 100 55 55 74 62 48 73 69 48 281 90 48 151 60 45 57 60 45 50 65 45 107 60 40 403 70 0 202 90 20 305 0 0 304 30 0 203 90 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)

60
45√2
21√2
14
21
10√2
7√2
7
28
15
5
5√2
10
40
20√2
30
30√2
20