Doar subiectul 2 ex 1 pana la 4 dau coroana

FC=AC-AF=32-12=20cm
[tex]\frac{AE}{AB} =\frac{AF}{AC} \\\\\frac{9}{24}= \frac{12}{32} \\\\288=288[/tex]
⇒EF║BC⇒
[tex]\frac{AE}{AB} =\frac{EF}{BC} \\\\\frac{9}{24} =\frac{EF}{36} \\\\EF=13,5cm[/tex]