The triangle PQR NM IRQ.If PM = 15
MQ = 10, NR=8 then find PN.
PN
Q
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Answer:
In ∆ PQR , NM || QR
By BPT theorem
PN = PM
NR MQ
PN = 15
8 10
cross multiply
PN = 15 × 8 / 10
PN = 120 / 10
PN = 12
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