Respostas

2014-05-15T11:10:33-03:00
 \frac{12}{8} = \frac{360}{x} \\
x= \frac{8*360}{12}\\
x= 240
8 Horas = 240 Graus.

y= \frac{9*360}{12} \\
y=270
9 Horas = 270 Graus.