in a right angle triangle PQR, angle PQR=90 degree, and PR=3PQ and angle PRQ=X, find sinX, the cosX and cotX
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Step-by-step explanation:
sinX=PQ/PR
=PQ/3PQ
=1/3
cosX=QR/PR=QR/3PQ
cotX=sinX/cosX
=1/3×3PQ/QR
=PQ/QR
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