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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:150AM GHM

Order: 19

Horizontal side: 150 Vertical side: 150

Elements: 5, 5√2, 12, 12√2, 18, 14√2, 24, 18√2, 28, 30, 33, 38, 28√2, 56, 42√2, 66, 84, 61√2, 75√2.

Code: 845 0 66 754 75 75 616 89 89 146 75 75 335 89 56 665 0 0 424 42 24 303 84 36 52 89 61 53 89 56 387 84 56 563 122 0 282 150 28 120 54 36 121 66 36 182 84 18 181 84 36 283 150 0 241 66 24

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)

84
75√2
61√2
14√2
33
66
42√2
30
5√2
5
38
56
28√2
12√2
12
18√2
18
28
24