Mirko Radić, Extreme Areas of Triangles in Poncelet's Closure Theorem,
Forum Geometricorum, 4 (2004) 23--26.

Abstract: Among the triangles with the same incircle and circumcircle, we determine the ones with maximum and miniumum
areas. These are also the ones with maximum and minimum perimeters and sums of altitudes.

[ps file][pdf file]

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