2.2 作等边三角形

Author:郑凯耀, Tim Brzezinski

The applet below dynamically illustrates how an equilateral triangle can be constructed via compass and straightedge. Why is this method of construction valid?

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Constructing the Midpoint and the Perpendicular Bisector of a Segment
Nikmati Keunggulan Di Bandar Judi Terpercaya
Conchoids of Nicomedes
探究長方形對角線上的正方形數目
အခြေခံ data အခေါ်အဝေါ်များ

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Menelaus Theorem (Transversal)
Nine Function Project
sector-en
ITA- SİMETRİLERİ ÇİZ
rational functions
Pentominoes

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Special Points
Symmetry
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Kite
Pie Chart or Circle Chart