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| 1. |
Given $\Delta \mathrm{ABC}-\Delta \mathrm{PQR},$ if $\frac{\mathrm{AB}}{\mathrm{PQ}}=\frac{1}{3},$ then find $\frac{\mathrm{ar} \Delta \mathrm{ABC}}{\mathrm{ar} \Delta \mathrm{PQR}}$ |
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