Question

Me ajuda, por favor!​

Answer 1

$> resolucao \\ \\ \geqslant teorema \: de \: tales \\ \\ > \frac{10}{y} = \frac{30}{90} \\ \\ > 30y = 10 \times 90 \\ \\ 30y = 900 \\ \\ y = \frac{900}{30} \\ \\ y = 30 \\ \\ \\ = = = = = = = = = = = = = = = = = = = = = = = = = = \\ \\ \\ > \frac{30}{60} = \frac{90}{z} \\ \\ > 30z = 60 \times 90 \\ \\ 30z = 5400 \\ \\ z = \frac{5400}{30} \\ \\ z = 180 \\ \\ \\ > < > < > < > < >$