Go Geometry Problem Problem 1309: Triangle, Circle, Inradius, Excircle, Tangent, Exradius, Measurement.

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The figure below shows a triangle ABC with the excircle corresponding to BC tangent to AB and AC extended at D and E, respectively. If BD = 11, CE = 7, and the inradius = 6, find the measure of the exradius corresponding to BC.
 

Geometry Problem 1309 Triangle, Circle, Inradius, Excircle, Tangent, Exradius, Measurement

 

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