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AB-8CM
BC-6CM
SA FLAM
PERIMETRU
ARIA
SI
DIAGONALA BD 


AB8CMBC6CMSA FLAMPERIMETRUARIASIDIAGONALA BD class=

Răspuns :

P=2(8+6)=2*14=28

A=6*8=48

d^2=8^2+6^2

d^2-64+36=100

d=rad 100=10

P=2(AB+BC)
P=2(8+6)
P=2*14
P=28cm
A=AB*BC
A=6*8
A=48cm²
In ΔABD cu teorema lui Pitagora
BD²=AD²+AB²
BD²=6²+8²=36+64=100
BD=10cm