Question

calcule o valo de X e Y sabendo que a//b//c//d:

Answer 1

Resolução:

$\frac{10}{x} = \frac{7}{14}$
$7x=140$
$x= \frac{140}{7}$
$X = 20$

$\frac{20}{8} = \frac{14}{y}$
$20y=112$
$y= \frac{112}{20}$
$Y = 5,6$