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Online Math: Geometry Problem 1194: Equilateral Triangle, Perpendicular, Distance, Side, Metric Relations. Tiled background image: Intihuatana, Machu Picchu. Level: School, College.

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The illustration shows an equilateral triangle ABC with a line L passing through B. AD and CE are perpendicular to L, respectively. If AD = 13 and CE = 11, find AC.
  

Geometry Problem 1194: Equilateral Triangle, Perpendicular, Distance, Side, Metric Relations.
 
 

 

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Last updated: Mar 3, 2016