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Folding a Triangle
Author:
Andrew Stacey
Topic:
Triangles
This animation shows the "folding a triangle" method of proving both that the angles add up to 180 and the area of the triangle is "half base times height". The vertices of the triangle can be moved.
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Graph that Function
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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Vector Function (2)
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