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am nevoie urgent,dau coroana!!​

Am Nevoie Urgentdau Coroana class=

Răspuns :

a) c=68* a=90*=>b=180-(68+90); b=22*

b) a=35* c=45*=>b=180-(35+45); b=100*

c) a=b=c=>abc echilateral=> a=b=c=60*

d) a=c a=35*=> c=35*=> b=180-(35+35); b=110*

e) b=36* c=54*=> a=180-(36+54); a=90*