Question

Na figura abaixo, o senx é igual a:​

Answer 1

$\Large\boxed{\begin{array}{l}\sf c^2+5^2=6^2\\\sf c^2+25=36\\\sf c^2=36-25\\\sf c^2=11\\\sf c=\sqrt{11}\\\sf sen(x)=\dfrac{cateto~oposto}{hipotenusa}\\\\\sf sen(x)=\dfrac{\sqrt{11}}{6}\end{array}}$