calculeaza unghiul AOF
![Calculeaza Unghiul AOF class=](https://ro-static.z-dn.net/files/d28/add231480146a87b82dcab337efce98b.jpg)
A+B+C+D+E+F=360°
=> x+4+80+31+93+42+x-16=360°
2x=360°-(4+80+31+93+42-16)
2x=360-234
2x=126°=>x=63
unghiul AOF=x-16=63-16=>AOF=47°