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(B) Solve any four of the following subq...

(B) Solve any four of the following subquestions :
` Delta ABC ~ Delta PQR, A (Delta ABC) = 9 cm^(2) and A ( DeltaPQR) = 16 cm^(2)` . If BC = 2.1 cm then find the length of segment QR .

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The correct Answer is:
2.8 cm
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