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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:180AG GHM

Order: 19

Horizontal side: 180 Vertical side: 180

Elements: 5√2, 10, 10√2, 20, 19√2, 30, 34, 36, 38, 30√2, 36√2, 38√2, 60, 70, 74, 76, 60√2, 90, 90√2.

Code: 905 0 90 904 90 90 703 180 110 203 110 90 102 120 100 341 144 110 362 180 74 361 180 110 103 120 90 52 125 95 190 125 95 605 0 30 604 60 30 763 106 0 382 144 38 381 144 76 743 180 0 305 0 0 304 30 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

90
90√2
70
20
10√2
34
36√2
36
10
5√2
19√2
60
60√2
76
38√2
38
74
30
30√2