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9.1 - 直角座標上的三角比
Author:
W.L. Wong, Albert
GeoGebra
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【案例】2013年安徽高考15题
球體建築師
GeoGebra笔记功能体验课件
找出對稱軸
判斷球體
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Sum of Exterior Angles of Polygons 多邊形外角和
美麗的剪紙
設計對稱圖形
一元二次不等式測驗
Locus (Non parallel lines) _a
Gazing Cow Problem (b)
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