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未命名
Author:
Zhang Guangmin
GeoGebra
New Resources
兩位數除以一位數（一）
兩組對邊相等和有直角的四邊形
三位數除以一位數（一）
第八周作业
三位數除以一位數（二）
Discover Resources
圓周角與弦切角
Tracing the Cosine Graph
滑桿動晝
立體函數圖形
拋物線4--焦點法
Discover Topics
Continuity
Triangles
Subtraction
Geometric Distribution
Conic Sections