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Triangle heights


Best Answer TimeSpaceLightForce, 18 April 2013 - 03:11 AM

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#1 BMAD

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Posted 18 April 2013 - 02:30 AM

prob243.gif

 

 

Call the altitudes of a triangle: h , k , m; and the radius of its inscribed circle: r.  
 
Find the minimum value of the expression (h + k + m) / r (over all triangles).
 
Which triangle achieves this minimum?

 


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#2 TimeSpaceLightForce

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Posted 18 April 2013 - 03:11 AM   Best Answer

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#3 BMAD

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Posted 18 April 2013 - 03:19 AM

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