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in figura alaturata DC||AB. Daca dab=71 grade si cba=48 grade aflati adc si bcd​

In Figura Alaturata DCAB Daca Dab71 Grade Si Cba48 Grade Aflati Adc Si Bcd class=

Răspuns :

Răspuns:

bcd = 180-48 = 132 grade

adc = 180-71 = 109 grade