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circle tangent to incircle (V Soros Olympiad 1998-99 Round 1 10.10)

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May 25, 2024
geometrytangent circles

Problem Statement

A circle inscribed in triangle ABCABC touches BCBC at point KK, MM is the midpoint of the altitude drawn on BCBC. The straight line KMKM intersects the circle inscribed in ABCABC for the second time at point PP. Prove that the circle passing through BB, CC and PP touches the circle inscribed in triangle ABCABC.