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转网页后文字排版变乱
Author:
Zhang Yungui
GeoGebra
New Resources
四邊形的特性
兩組對邊相等和有直角的四邊形
錐體建築師
GeoGebra笔记功能体验课件
三位數除以一位數（一）
Discover Resources
數學作圖
滚动的硬币
總結
餘弦公式2
靜態幾何錯視圖
Discover Topics
Cosine
Step Functions
Isosceles Triangles
Equations
Rectangle