# In the given figure, PR, RT and PT are tangents to the circle at Q, S and U respectively. If PR = (RT + 3) cm, PR = (PT + 1) cm and perimeter of ∆PRT is 26 cm, then QR + RT equal to: (A) 9 cm                 (B) 7 cm                (C) 13 cm                 (D) 11 cm

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