Respuesta :
Here is your answer
[tex]cos theta= 1/2[/tex]
Reason:
Since,
[cos a= 1/ sec a
so,
cos a= 1/2
HOPE IT IS USEFUL
[tex]cos theta= 1/2[/tex]
Reason:
Since,
[cos a= 1/ sec a
so,
cos a= 1/2
HOPE IT IS USEFUL