In quadrilateral

MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles

Problem

In quadrilateral PQRSPQRS, chord PQPQ subtends equal angles at points RR and SS on its same side. If ∠PRS=(7x+9)∘\angle PRS = (7x + 9)^{\circ} and ∠PQS=(5x+21)∘\angle PQS = (5x + 21)^{\circ}, then the value of xx is (a) 12 (b) 5 (c) 6 (d) 15

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