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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:150BS3of4 GHM

Order: 19

Horizontal side: 150 Vertical side: 150

Elements: 5, 5√2, 6√2, 12, 12√2, 24, 18√2, 28, 33, 24√2, 38, 28√2, 56, 42√2, 61, 66, 84, 61√2, 89.

Code: 895 0 61 841 84 150 422 126 108 661 150 150 180 126 108 240 108 90 241 132 90 122 144 78 121 144 90 62 150 84 563 150 28 54 89 61 53 94 61 387 94 66 617 0 61 610 61 61 331 94 61 284 122 0 283 150 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)

89
84
42√2
66
18√2
24√2
24
12√2
12
6√2
56
5√2
5
38
61
61√2
33
28√2
28