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Author:
陳兪宏
硯吉老師幾何題
GeoGebra
New Resources
三位數除以一位數（一）
柱體建築師
【案例】圆柱体内放置一个大球六个小球
三位數除以一位數（二）
拼砌四邊形
Discover Resources
弹簧变化
多項式函數圖形
Locus (Two points 2)
密鋪2
圓內接四邊形對角
Discover Topics
Scatter Plot
Linear Programming or Linear Optimization
Arithmetic
Derivative
Step Functions