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垂心(劉虹圻623)

Author:呂麗珠

Topic:Orthocenter

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算柱 (兩位數)
兩位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
直角坐標平面上的旋轉變換
【案例】2013年安徽高考15题

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正三角形尺规作图
Geometric Circle
七巧板
二維序列物件
|cos(z)|

Discover Topics

Differential Calculus
Similar Triangles
Vectors 2D (Two-Dimensional)
Circle
Hyperbola

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