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secondary 3 | A Maths
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Question statement: The diagram shows a triangle PQR in which the point P is (3, -1), the point R lies on the y-axis and angle PQR is 90degrees. The equation of QR is 2x+3y-16=0.
Question: How do we find the coordinates of Q? and also if PQRS is a rectangle, what are the coordinates of S?
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