herons formula questions

4:06

7:55

5:52

4:24

کوتاه

1:13

6:30

5:50

کوتاه

3:39

3:27

2:06

8:32

7:25

1:44

2:03

11:30

8:13

8:03

8:07

8:03

9:58

7:20

7:26

2:02

7:07

6:48

6:58

15:10

7:04

12:12

30:52

29:12

8:01

1:39

8:04

50:38

8:15

35:27

3:41