Revision history of "2019 OIM Problems/Problem 4"

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  • (cur | prev) 13:07, 14 December 2023Tomasdiaz (talk | contribs). . (759 bytes) (+759). . (Created page with "== Problem == Let <math>ABCD</math> be a trapezoid with <math>AB \parallel CD</math> and inscribed in the circle <math>\Gamma</math>. Let <math>P</math> and <math>Q</math> be...")