n Learning and Teaching Mathematics - A useful failure

Volume 2008, Issue 6
  • ISSN : 1990-6811


I have always enjoyed the theorem that says the bisector of an angle of a triangle divides the opposite side in the ratio of the sides forming the angle. One day I decided to play with the converse idea: how might the bisector of a side from a vertex (in other words a median) divide the angle it runs through?

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