[tex]\Large\boxed{\begin{array}{l}\underline{\rm Observe\,a\,figura\,que\,eu\,anexei}\\\sf sendo\,a_p\,o\,ap\acute otema\,da\,figura\\\sf\,podemos\,escrever:\\\sf cos(30^\circ)=\dfrac{a_p}{10}\\\\\sf a_p=10cos(30^\circ)\\\sf a_p=\diagup\!\!\!\!\!10\cdot\dfrac{\sqrt{3}}{\diagup\!\!\!2}\\\\\sf a_p=5\sqrt{3}\,m\end{array}}[/tex]
