Παρασκευή 3 Σεπτεμβρίου 2021

Euclid 2187

In Francisco's figure of the conic of the problem euclid 2187 a point on the conic is "orphan".


Which is its antipode in the conic? Namely which is the antipode of X(43960) in the conic?

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G - Orthologic

Let ABC be a triangle, P = G = X(2) and Q a point on the Euler line. Denote: Bc, Cb = the orthogonal projections of B, C on GC, GB, resp. ...

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