Question

PQR is a triangle,right-angled at P.If PQ=10 cms and PR=24 cm, find QR

Answer 1

according to Pythagorean theorem
$pq = 10 \\ pr = 24 \\ pq ^{2} + {pr }^{2} = qr {}^{2} \\ {10 }^{2} + {24}^{2} = 100 + 576 = 676 \\ \sqrt{676} = 26$
so, qr=26

Answer 2

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HERE IS YOUR ANSWER IN PIC. ATTACHED

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