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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140BW GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 5, 5√2, 6√2, 10, 10√2, 11√2, 18, 17√2, 18√2, 27, 34, 36, 26√2, 44, 52, 44√2, 70, 96, 70√2.

Code: 965 0 44 704 70 70 703 140 70 264 96 44 363 122 34 182 140 52 181 140 70 523 140 0 447 0 44 440 44 44 271 71 44 57 71 44 56 71 39 105 76 34 104 86 34 112 82 28 64 82 28 176 71 17 347 88 34

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)

96
70√2
70
26√2
36
18√2
18
52
44
44√2
27
5
5√2
10
10√2
11√2
6√2
17√2
34