O and C are respectively the orthocentre and the circumcentre of an acute angled
O and C are respectively the orthocentre and the circumcentre of an acute angled
triangle ∆PQR. ∠QCR = 138°. A perpendicular PM is dropped from P on side QR. If
∠PQR = 52°, what is the degree measure of ∠RPM?
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Correct answer: (D) 31