please tell please
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given
PQ=12CM
PR=13CM
IN TRIANGLR PQR WE NEED TO FIND QR SO BY PYTGOREN THERON WE FIND IT
PQ²+QR²=PR²
12²+QR²=13²
144+QR²=169
QR²=169-144
QR²=25
BY REMOVING SQUARE FROM QR THEN
QR=5CM ANS
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