Respuesta :
RESOLUCIÓN:
A D.P B
A D.P C
[tex] \frac{18}{12 \times 15} = \frac{4}{B \times 10} \\ \frac{18}{180} = \frac{4}{B \times 10} \\ \frac{18}{180} \times 10 = \frac{4}{B} \\ 1 = \frac{4}{B} \\ B = 4[/tex]
A D.P B
A D.P C
[tex] \frac{18}{12 \times 15} = \frac{4}{B \times 10} \\ \frac{18}{180} = \frac{4}{B \times 10} \\ \frac{18}{180} \times 10 = \frac{4}{B} \\ 1 = \frac{4}{B} \\ B = 4[/tex]