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GeoGebra
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Author:
賴鍵維
GeoGebra
New Resources
畫出對稱圖形
找出對稱軸
兩位數加法
兩組對邊相等的四邊形
判斷球體
Discover Resources
兩正弦波的合成波
負二項分佈
夜市麻將模擬機2
拋物線1--焦點法
Quiz on Addition and Subtraction of Directed Numbers (2)
Discover Topics
Pie Chart or Circle Chart
Geometric Transformations
Constructions
Probability
LCM and GCD