Definition:Euler Line

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Let $\triangle ABC$ be a triangle which is not equilateral.

The Euler line of $\triangle ABC$ is the straight line through the orthocenter, centroid and circumcenter of $\triangle ABC$.


In the above, the line $OGK$ is the Euler line of $\triangle ABC$.

Also see

Source of Name

This entry was named for Leonhard Paul Euler.