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DeltaABC is similar to DeltaDEF. If area...

`DeltaABC` is similar to `DeltaDEF`. If area of `DeltaABC` is 9 sq.cm. and area of `DeltaDEF` is 16 sq.cm. and BC = 2.1 cm. Then the length of EF will be

A

5.6 cm

B

2.8 cm

C

3.7 cm

D

1.4 cm

Text Solution

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The correct Answer is:
B
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