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CEMC Gauss (Grade 8), 2011

Geometry Difficulty 2.0 Junior Find the answer Canada

In the diagram, $\angle PQR = \angle PRQ$ . If $QR = 5$ and $PR = 7$ , then the perimeter of $\triangle PQR$ is

(A) $12$ (B) $14$ (C) $17$ (D) $18$ (E) $19$

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