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If D, E and F are respectively the mid - points of sides BC, AC and AB of a `DeltaABC`. If `EF = 3cm, FD=4cm` and `AB=10 cm,` then `DE, BC and CA` respectively will be equal to :

A

6, 8 and 20 cm

B

4, 6 and 8 cm

C

5, 6 and 8 cm

D

10/3, 9 and 12 cm

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The correct Answer is:
C
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