Difference between revisions of "1991 AHSME Problems/Problem 10"

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Revision as of 00:57, 17 March 2013

Point $P$ is $9$ units from the center of a circle of radius $15$. How many different chords of the circle contain $P$ and have integer lengths?

(A) 11 (B) 12 (C) 13 (D) 14 (E) 29