Squaring.net >> IRTS >> PPIRTSS >> Order 17

Primitive Perfect Isosceles Right Triangled Square

Title: ___ 17:90AZ GHM

Order: 17

Horizontal side: 90 Vertical side: 90

Elements: 2√2, 4, 3√2, 4√2, 6, 8, 7√2, 8√2, 20, 25, 20√2, 30, 40, 30√2, 45, 60, 45√2.

Code: 605 0 30 454 45 45 453 90 45 84 53 37 83 61 37 42 65 41 41 65 45 22 67 43 251 90 45 63 67 37 32 70 40 403 70 0 202 90 20 74 60 30 305 0 0 304 30 0 203 90 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)

60
45√2
45
8√2
8
4√2
4
2√2
25
6
3√2
40
20√2
7√2
30
30√2
20