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Three Semi-Circles (Posted on 2013-09-22) Difficulty: 1 of 5
Suppose triangle ABC has perimeter p and three semicircles with diameter AB, BC and CA are drawn on the outside of triangle ABC. Let H be a semicircle that contains the three semicircles. Prove that the radius is at least p/4.

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
Some ThoughtsMaybe a solutionBrian Smith2016-12-18 14:18:37
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