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waaachen
Author:
陳兪宏
硯吉老師幾何題
GeoGebra
New Resources
球體建築師
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等和有直角的四邊形
球体的体积推导（优化版）
画直线等分三角形的面积
Discover Resources
Triangle
test area
五複合正6面體
阿基米德的異想世界
S3 Ex4.3 Q06(3D圖)
Discover Topics
Indefinite Integral
Sequences and Series
Linear Functions
Trigonometric Functions
Constructions