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The Crossed Ladder Problem

  1. Jan 2, 2004 #1
    Can anyone tell how did the formula for the cross ladder came???

    http://www.jimloy.com/puzz/ladder.htm [Broken]
    Last edited by a moderator: May 1, 2017
  2. jcsd
  3. Jan 2, 2004 #2


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    Science Advisor

    Use similar triangles, together with the Pythagorean theorem.
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