Art of Problem Solving

1961 AHSME Problems/Problem 10: Revision history

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26 May 2018

19 May 2018

5 July 2013

1 October 2009

  • curprev 16:1216:12, 1 October 2009 Smartguy talk contribs 255 bytes +255 Created page with 'Each side of triangle <math>ABC</math> is 12 units. <math>D</math> is the foot of the perpendicular dropped from <math>A</math> on <math>BC</math>, and <math>E</math> is the midp…'