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Qua-2020-608, locus, rectangle

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작성자: komath

라벨: locus, problem, quadrilaterals, rectangle

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<Tri-2025-2217>, hint Consider Simson Line. Suppose M on arc AC and let N'. P', Q' be the projections of M onto lines AB, ...
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Qua-2020-608, locus, rectangle

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