se face un triunghi (nu are sens sa explic!)
Prima data= AM => 24-18=6
Apoi-> [tex] \frac{24}{6} = \frac{AC}{9} -\ \textgreater \ AC= \frac{24*9}{6} [/tex]
AC=36
NC= 36-9=27
[tex] \frac{18}{27} = \frac{8}{BC} -\ \textgreater \ \frac{27*8}{18} [/tex]
BC=12
PS NU STIU DACA E BINE!
