JMM Sketch 2 (Equilateral triangle problem)

Author:Darryl Yong

Equilateral triangle DAN has point X inside it. Where should point X be placed so that the three perpendicular segments to the three sides of the triangle have a minimum total length?

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立体几何-公理3及推论
Special Solid Trace
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दुई-ओटा समुहको संयोजन (Union of two sets)

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