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Author:
Yin Kelvin Wong
GeoGebra
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【案例】2013年安徽高考15题
拼砌四邊形
判斷球體
球體建築師
畫出對稱圖形
Discover Resources
Symmetric設計對稱圖案(一條對稱軸)
吱吱喳喳
两平面夹角
三角層疊
線性規劃例10
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Reflection
Line Segment
Interest Calculation
Scatter Plot
Rectangle