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m (AOB)=48
m (BOC)=1 supra 2 m(AOB)
Aflati m (AOC).
Va rog am mare nevoie!!


Răspuns :

mAOB=48
mBOC=1/2×mAOB=1/2×48=24
mAOC=mAOB+mBOC=48+24=72