class 9 quadrilaterals

2:49:17

2:13:31

2:52:29

2:01:43

1:33:12

3:44:39

1:19:51

1:35:00

18:31:37

22:27

25:35

33:47

1:14:41

43:33

1:01:44

27:38

11:24

1:11:41

6:26

21:46

12:08

2:36

4:55

13:43

7:52

9:37

1:27:07

3:04

28:02

11:10

1:25:58

9:57

40:17

10:05

19:45

8:35

6:40

1:07:27

43:07

1:06:03

1:06:05

52:57

28:44

7:59

22:32

42:53

1:04:10

1:02:43

1:04:33

33:52

1:07:26

11:10

21:06

9:13

1:27:38

50:00

53:10

7:04

8:04

8:51