. Author manuscript; available in PMC: 2016 May 1.

Published in final edited form as: Artif Intell Med. 2015 Apr 2;64(1):29–40. doi: 10.1016/j.artmed.2015.03.002

Table 9.

Numbers of 2:n. 3:n, and 4:n trapezoids identified.

Trapezoid kind	# of trapezoids	Trapezoid kind	# of trapezoids	Trapezoid kind	# of trapezoids
2:4	678	3:3	503	4:2	143
2:5	469	3:4	479	4:3	234
2:6	264	3:5	532	4:4	314
2:7	140	3:6	550	4:5	447
2:8	79	3:7	588	4:6	329
2:9	0	3:8	396	4:7	245
2:10	0	3:9	217	4:8	106
		3:10	98	4:9	65
		3:11	21	4:10	39
		3:12	3	4:11	14
		3:13	2	4:12	2
		3:14	0	4:13	0
		3:15	0	4:14	0