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STIIND ca m(AOB)=28GRADE 42 MINUTE si m(Cod) =6 grade 16 minute , calculati [3ori m (AOB) +2 ori m(COD)]:4 Coronitaa!

Răspuns :

[3*(28°42m)+2*(6°16m)]:4
3*28°=84°
3*42m=126m=20°6m
104°6m

2*6°=12°
2*16m=32m
12°32m
116°38m:4⇒29°9m rest2m
daca nu e bine poti sa l stergi