# 2017 AMC 12B Problems/Problem 15

Revision as of 16:51, 16 February 2017 by Hydroquantum (talk | contribs) (Created page with "==Problem 15== Let <math>ABC</math> be an equilateral triangle. Extend side <math>\overline{AB}</math> beyond <math>B</math> to a point <math>B'</math> so that <math>BB'=3AB</...")