Report Question Applying Pythagoras theorem for ΔPQR, we obtain PR2 = PQ2 + QR2 (13 cm)2 = (12 cm)2 + QR2 169 cm2 = 144 cm2 + QR2 25 cm2 = QR2 QR = 5 cm = 0 solved 5 wordpress 4 mins ago 5 Answer 70 views +22
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