Build a Triangle from Medians - II

作者：Judah L Schwartz

Can the medians of a triangles always be used to make a new triangle. Can you prove it? Why is the ratio of the areas of the two triangles constant? Why does it have the value it has?

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fibonacci-spirale
Untitled
Scientific Notation Andres Nogales
piercingNo2_pr
Triangle Similarity Angle Bisector Theorem
drawing quadratic equations

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分數
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Pythagoras or Pythagorean Theorem
對數函數
對稱

Build a Triangle from Medians - II

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