$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত? 

$\tan \theta =3\sqrt{3}$ হলে $\cos \theta =$কত?