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幾何圖形 2
Author:
marylovesshinee
New Resources
直线de表示
日照与杆影变化-A
滚动基础
橢圓與雙曲線定義作圖
旋转和滚动摩擦
Discover Resources
parallelogram and squares
重心軌跡
體積的量度 2
垂心的動畫
reflection
Discover Topics
Hyperbola
Conic Sections
Division
Cone
Volume
