True and False Statements If \( \triangle \mathrm{PQR} \sim \triangle \mathrm{XYZ} \) and \( \ma...

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True and False Statements
If \( \triangle \mathrm{PQR} \sim \triangle \mathrm{XYZ} \) and \( \mathrm{PQ}=5 \mathrm{~cm} \), area \( (\triangle \mathrm{PQR})= \) \( 20 \mathrm{~cm}^{2} \), area \( (\triangle X Y Z)=45 \mathrm{~cm}^{2} \), then \( X Y=8.5 \mathrm{~cm} \).
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