Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:200AA2of2 GHM

Order: 19

Horizontal side: 200 Vertical side: 200

Elements: 8√2, 16, 16√2, 24, 28, 22√2, 24√2, 25√2, 28√2, 48, 50, 39√2, 50√2, 72, 78, 61√2, 100, 75√2, 100√2.

Code: 1005 0 100 1004 100 100 616 139 139 390 139 139 502 50 50 754 75 25 280 150 100 281 178 100 222 200 78 783 200 0 723 122 0 247 122 72 240 146 72 164 162 56 163 178 56 84 170 48 503 50 0 252 75 25 487 122 48

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)

100
100√2
61√2
39√2
50√2
75√2
28√2
28
22√2
78
72
24
24√2
16√2
16
8√2
50
25√2
48