Solving Euler's triangle problems with Poncelet's pencil - Roger C. Alperin

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    Solving Euler's triangle problems with Poncelet's pencil - Roger C. Alperin​

    We determine the unique triangle given its orthocenter, circumcenter and another particular triangle point. The main technique is to realize the triangle as special intersection points of the circumcircle and a rectangular hyperbola in Poncelet's pencil.

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    LTTK CTV, 9/10/19
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