\
The angle is
.
\
Convert the angle into decimal degree form :
\
\
\
\
\
\
The angle is
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=095093737b7d975b5ee65ad52cd56e6a.png\")
..![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=07d2002a68cf30740b46c5d48698d651.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=928710423e94e9504fc5f3aa23f6a322.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2a0e2591222114da2101055c0e7dd1ef.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=75095aa6a9adebcd74e5d45643d9a20b.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4f56b7c291925187d97e37d92ed09be1.png\")
.