Question

Sabendo que os triângulos são semelhantes, marque a alternativa que contém os valores de x e y: 10 pontos 
x=52 e y=49

x=52 e y=39

x=42 e y=39

x=42 e y=49

x=32 e y=29​

Answer 1

$\large\boxed{\begin{array}{l}\underline{\rm observe~a~figura~que~eu~anexei.}\\\sf\triangle ABC\sim\triangle BDE~(caso~AA)\\\sf\dfrac{y}{3}=\dfrac{65}{5}\\\\\sf\dfrac{y}{3}=13\\\sf y=13\cdot3\\\sf y=39\\\\\sf\dfrac{x}{4}=\dfrac{65}{5}\\\\\sf\dfrac{x}{4}=13\\\sf x=4\cdot13\\\sf x=52\end{array}}$