Napoleon's Theorem

Autor:Nicola Trubridge, Judah L Schwartz

You can drag the red dots about to make any RED triangle you like. Construct a GREEN equilateral triangle on each edge of your triangle. What do you notice about the lines joining the centres of the GREEN triangles?

Neue Materialien

גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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巧算長方形周界
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