If triangle abc congruent triangle qrp ar [ triangle abc]/is [ triangle pqr]=9/4 and bc=15 then find pr
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Answer:
PR=10
Step-by-step explanation:
Since these two triangles are congruent,
ar(abc)/ar(qrp)=(bc)^2/(pr)^2
9/4=(15)^2/pr^2
30/3=pr
pr=10
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