Răspuns:
AOB=a
BOC=b
COD=c
DOA=d
a+b+c+d=360°
b=2a
d=108°
c=a+b
a+2a+a+2a+108°=360°
6a=360°-108°
6a=252°
a=42°
b=84°
c=126°
sper xa team ajutat:) ❤❤
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Răspuns:
AOB=a
BOC=b
COD=c
DOA=d
a+b+c+d=360°
b=2a
d=108°
c=a+b
a+2a+a+2a+108°=360°
6a=360°-108°
6a=252°
a=42°
b=84°
c=126°
d=108°
sper xa team ajutat:) ❤❤