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Author:
彭宽仁
GeoGebra
New Resources
球體建築師
【案例】2018年全国1卷理科12题
畫出對稱圖形
球体的体积推导(优化版)
異分母分數減法
Discover Resources
Viviani's curve
圖形拼砌
硬幣繞多邊形面積
中位线的副本
圖形的周界
Discover Topics
Derivative
Arithmetic Mean
Correlation
Mode
Tree Diagrams