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triangle ABC ~ triangle RQP and PQ =10 c...

`triangle ABC ~ triangle RQP` and PQ =10 cm, QR = 12 cm and RP = 16 cm. If `ar(triangle PQR) :ar(triangle ABC) =9/4`, then BC is equal to:
`triangle ABC ~ triangle RQP` है और PQ = 10cm, QR = 12 cm तथा RP = 16 cm है । यदि `ar(triangle PQR) :ar(triangle ABC) =9/4` है, तो BC का मान किसके बराबर होगा ?

A

`20/3` cm

B

`32/3` cm

C

6 cm

D

8 cm

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