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M2_8_8_1_3

GeoGebra Construction

GeoGebra Construction # 2

8_1_3

If the three Cevians are concurrent, how many of the points L, M, and N must lie on triangle ABC? In your example for the preceding exercise, how many of the points were on the triangle?

Solution:

At least one of the points need to be on the triangle ABC. In my previous exercise, 1 point was on the triangle ABC.