# Collinearities and Concurrencies: Sides of Cevian Triangle.

If the sides of the Cevian triangle are extended, they intersect the sides of the ABC in three new points
, , and (or at the infinite point). These three points do not form a triangle, but are collinear.
The line containing these points is called the is collinear with B and C and with and , making a point of concurrency.

**Axis of Perspective**or the**Tripolar Line**. Notice that## New Resources

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