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单晨答重庆李琳
Author:
单晨
GeoGebra
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四邊形的特性
【案例】2018年全国1卷理科12题
近似值：有效數字
畫出對稱圖形
兩位數除以一位數（一）
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惡靈古堡保護傘
圖A
Locus (Parallel lines)
用極座標做時鐘的副本
美麗的花
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Plane Figures or Shapes
Power Functions
Quadratic Equations
Step Functions
Symmetry