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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: High school
Topic ID: 248
Message ID: 4
#4, RE: Cut Triangle in Half
Posted by golland on Jul-13-03 at 09:54 AM
In response to message #2
Hello Bractals and Vladimir.

I put this problem on the site sometime in October of 2002.

The solution in case the point is on the side of triangle is trivial.

There must be 3 solution lines when the point is "deep" inside the triangle.

When the point is outside or on the perimeter of the triangle where is one solution.

So there must be a locus of points with 2 solutions.


And the construction has to include an angle bisectors.


Bractal, if you use the Sketchpad you can move around vertices

A,B,C and the given point P and see if the arears of the resulting

halves remain equal ( i doubt it is the case for the solution you

provided ).

Anyway, the proof still remains to be seen.


Golland.