Răspuns:
Explicație pas cu pas:
MB/MC=2/3 ; MB=2 ; MC=3 ; BC=2+3 =5
ME║AB si FE║BM ⇒FE=BM=2
FE║BM⇒
AF/AB=FE/BC
4/AF=2/5
AB=4*5/2 =10
BF=AB-AF=10-4 =6
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Răspuns:
Explicație pas cu pas:
MB/MC=2/3 ; MB=2 ; MC=3 ; BC=2+3 =5
ME║AB si FE║BM ⇒FE=BM=2
FE║BM⇒
AF/AB=FE/BC
4/AF=2/5
AB=4*5/2 =10
BF=AB-AF=10-4 =6