Question

VĂ ROG! DAU 60 PUNCTE​

Answer 1

Răspuns:

eod +doc +cob=180

90+30+cob=180

cob=60

eod+doc++eoa=180

90+eoa+30=180

eoa=60

60+aob=180

aob=120

aoc=180

2. nob=noc=25 30'

2nob=51 grade=aoe

180=moe+eod+doc+con

180=25 30'+eod+90+25 30'

eod=180-90-51

eod=39 grade

aob=180-51

aob=129

boc=51