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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:248AX GHM

Order: 19

Horizontal side: 248 Vertical side: 248

Elements: 4, 4√2, 6, 8, 8√2, 12√2, 22, 17√2, 28, 34, 28√2, 34√2, 62√2, 90, 79√2, 124, 90√2, 158, 124√2.

Code: 1585 0 90 1244 124 124 1243 248 124 344 158 90 126 180 112 285 192 96 284 220 96 626 186 62 223 180 90 82 188 104 83 188 96 42 192 100 43 192 96 67 180 96 176 169 79 347 186 96 905 0 0 904 90 0 790 169 79

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)

158
124√2
124
34√2
12√2
28
28√2
62√2
22
8√2
8
4√2
4
6
17√2
34
90
90√2
79√2