Respostas

2014-08-21T18:00:00-03:00
A resposta utiliza o Teorema de Tales:

 \frac{36}{x}= \frac{30}{35} \\ x= \frac{36.35}{30} \\ x=42

 \frac{36}{y}= \frac{30}{40} \\ y= \frac{36.40}{30} \\ x=48