Question

determine x e y, sendo r, s, t, e u retas paralelas

Answer 1

Resposta:

$\frac{4}{10} = \frac{2}{x} \\ \\ 4x = 20 \div (4) \\ x = 5$

$\frac{10}{12} = \frac{x}{y} \\ \\ \frac{10}{12} = \frac{5}{y} \\ \\ 10y = 60 \div (10) \\ y = 6$