FIE UNGHIURILE SOB SO BOC ADIACENTE. UNGHIUL AOC=97 GRADE 42 MINUTE. AOB=5BOC; AOB +BOC=97 GRADE 42 MINUTE=> 6 BOC=97 GRADE 42 MINUTE=96 GRADE102 MINUTE( AM TRANSFORMAT UN GRAD IN MINUTE PT A PUTEA EFECTUA IMPARTIREA LA 6)=>BOC=16 GRADE 17 MINUTE=> AOB=5*BOC=80 GRADE 85 MINUTE=81 GRADE 25 MINUTE