in the given figure, DE ll AC and DF ll AE. find the lenght of EC, if BF = 4cm and FE = 2cm.
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8 + 9 555 de and AC AE ... 4 cm
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Answer:
proportional theorem
EC/BE = FE/BF
EC/6 = 2/4
EC = 2/4*6
EC = 3
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