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Question

In right angle triangle ΔPQR, right angle is at Q and PQ=6cm,RPQ=60. Determine the lengths of QR and PR.

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Solution

Fromtheabovefigure


PRcos600=6


PR=(6cos600)=12


QR=PRsin600


=12×(32)=63


1159539_1207230_ans_32e5aa92d8d8419493bab7b343f4b0a5.png

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