Vreau decât subpunctul b, este urgent!!!! DAU CORANA

Răspuns:
a)Dacă m(<AOM)=23°》m(<AOB)=2×23=46°
Dacă m(<AOM)=44°30'》m(<AOB)=2×44°30'=89°
Dacă m(<)AOM)=65°22'》m(<AOB)=2×65°22'=130°44'
b)m(<AOB)=84°》m(<MOB)=84/2=42°
m(<AOB)=75°40'》m(<MOB)=75°40'/2=37°100'
m(<AOB)=142°32'》m(<MOB)=142°32'/2=71°16'