In triangle PQR, PR=15 cm, PQ=7.5 cm and angle PQR=90. Calculate the length of QR.

Finding the length of the side of a right-angled triangle

TGM Original

In triangle \(PQR\), \(PR=15\) cm, \(PQ=7.5\) cm and angle \(PQR=90{}^\circ \) .

Calculate the length of \(QR\).

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Answer:\(13.0\text{ cm}\)

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