Revision history of "2011 IMO Shortlist Problems/G8"

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  • (cur | prev) 05:48, 28 October 2013DANCH (talk | contribs). . (504 bytes) (+504). . (Created page with "Let <math>ABC</math> be an acute triangle with circumcircle <math>\Gamma</math>. Let <math>\ell</math> be a tangent line to <math>\Gamma</math>, and let <math>\ell_a, \ell_b</mat...")