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Geometry: Angles Sum of Triangle (幾何：三角形內角和)
Author:
chisunch1
Topic:
Geometry
GeoGebra
New Resources
画直线等分三角形的面积
畫出對稱圖形
四邊形的特性
【案例】2013年安徽高考15题
找出對稱軸
Discover Resources
複數等比級數
相對與絕對角速度
外心垂心問題
gjzbh 矩陣與遞迴關係：圓形圖
第八周的作业
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Cone
Trigonometry
Prism
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Poisson Distribution