Question

ABC∿∆PQR. A(∆ABC):A(∆PQR)=9:16. Find BC:QR​

Answer 1

Answer:

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Step-by-step explanation:

nskdotbrnsovirbeb3"5=5,2:5?6'"beoxhrhsoxj

Answer 2

$\bold{\frac{Area \: (ABC)}{Area \:(PQR)} = \frac{9}{16}}$

$\bold{(\frac{BC}{QR}) {}^{2} = \frac{9}{16} \: \: [area \: theorem]}$

$\bold{(\frac{BC}{QR}) = ( \frac{9}{16}) {}^{ \frac{1}{2} } }$

$\bold{\frac{BC}{QR}= \frac{3}{4}}$

$\bold{Hence, BC:QR=3:4}$