A circle of radius r is inscribed in a triangle with a side that has a length equal to the circle’s circumference. The center of the circle is at (xc,r), and the special side is along the x-axis.
Write a function to determine the coordinates of the third vertex. If the circle cannot be inscribed, return (NaN, NaN).
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Last Solution submitted on Jul 18, 2026

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Chris Cleveland George Berken Dyuman Joshi Christian Schröder

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