Given two triangles ABC and DEF such tha...

Given two triangles ABC and DEF such that `DeltaABC ~ Delta DEF`. Also, `ar(DeltaABC)= 25cm^(2), ar (Delta DEF)= 64cm^(2) and AB=5cm`. Then length of side DE is

A

8cm

B

10cm

C

4cm

D

12cm

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