Resposta :
[tex]\boxed{\begin{array}{l}\sf cos(335^\circ)=cos(360^\circ-335^\circ)=cos(25^\circ)\\\sf cos(335^\circ)=0,9\end{array}}[/tex]
[tex]\boxed{\begin{array}{l}\sf cos(335^\circ)=cos(360^\circ-335^\circ)=cos(25^\circ)\\\sf cos(335^\circ)=0,9\end{array}}[/tex]