21°32'36"
5 )107°43′
10
-------------------
7
5
---------------------------
2°43'=163'
15
---------------------------
13
10
----------------------------
3'=180"
15
--------------------------------------
30
30
-------------------------------------
0
21°32'36"
5 )107°43′
10
-------------------
7
5
---------------------------
2°43'=163'
15
---------------------------
13
10
----------------------------
3'=180"
15
--------------------------------------
30
30
-------------------------------------
0