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Fie triunghiul ABC, D apartine [AB], DE paralel cu AC , E apartine [BC],.Daca AB=10cm, AD=4cm, BC=8cm, se cer lungimile segmentelor [BD] [BE] [EC]. URGENT

Răspuns :

ab-ad ab -ac cd-ac   11   13 11 145
[BD]=?
AB=10
AD=4
AB-AD= BD
10-4=6
BD=6

[BE]?
BC=8
BE=8:2
BE=4


[EC]=?
BC-BE=EC
8-4=4
EC=4