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Calculati:
b)AB=16cm
BD=8cm
BC-?.

c)BD=6cm
BC=30cm
AD=12cm
AC-?.
AB-?

d)AB=3cm
AC=4cm
BC-?
AD-?
BD-?
DC-?.

Răspuns :

Dianaburciu
B) AB=16 BD=8 BC=16+8=24 BC=24-3=21 C) BC=30+6+12=48 AB=30+6+12+48=96 D)