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达芬奇椭圆仪

Author:蔡永志

Topic:Conic Sections, Ellipse

达芬奇椭圆仪

椭圆规

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三位數除以一位數（一）
兩位數除以一位數（二）
判斷球體
三位數除以一位數（二）
錐體建築師

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畢氏定理
Angle Between Two Planes Definition 平面與平面間之交角定義
不规则平移
勒洛三角形頂點B軌跡
折扣例1的副本

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Pythagoras or Pythagorean Theorem
Intersection
Geometric Transformations
Histogram
Integral Calculus

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