MathDB
Triangle and basic properties

Source:

November 11, 2005
trigonometrygeometrytrig identitiesLaw of Sinesgeometry solved

Problem Statement

The points D,ED, E on the side ABAB of the triangle ABCABC are such that ADDBAEEB=(ACCB)2\frac{AD}{DB}\frac{AE}{EB} = \left(\frac{AC}{CB}\right)^2. Show that ACD=BCE\angle ACD = \angle BCE.