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peacock2
Author:
李春培
peacock2
GeoGebra
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画直线等分三角形的面积
判斷球體
【案例】2013年安徽高考15题
拼砌四邊形
兩位數除以一位數（一）
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腳踏車
Apollonius Problem 7 CCP Inversion simple 12
兩條數線比較
test
單向函數
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Random Experiments
Sequences and Series
Fractal Geometry
Quadratic Functions
Linear Programming or Linear Optimization