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GeoGebra
PMC 2010-11 Q2
Author:
Arthur Lee
題目二
移動A點使ABCDE變成一個對稱的五邊形。然後記錄EA和AB的長度。
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trigo_genangle_ratios
Unit 4 Geogebra Sketch
Slope - Intercept Demonstration
Solving a Quadratic Equation by Factoring
average rate of change
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Ritem življenja...
Lines in a Triangle
