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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:220AA1of4 GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 24, 30, 24√2, 25√2, 36, 48, 50, 36√2, 40√2, 48√2, 70, 50√2, 80, 84, 96, 70√2, 100, 75√2, 80√2.

Code: 805 0 140 804 80 140 240 160 220 241 184 220 362 220 184 361 220 220 963 136 100 482 184 148 481 184 196 843 220 100 702 70 70 404 40 100 301 70 100 1005 70 0 754 145 25 506 170 50 703 70 0 256 145 25 505 170 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)

80
80√2
24√2
24
36√2
36
96
48√2
48
84
70√2
40√2
30
100
75√2
50√2
70
25√2
50