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椭圆的一种画法.许兴华数学
Author:
许兴华数学
Topic:
Conic Sections
,
Ellipse
GeoGebra
New Resources
直角坐標平面上的旋轉變換
算柱 (兩位數)
柱體建築師
判斷球體
畫出對稱圖形
Discover Resources
EnergyMath 2-3 n次方根
銳角、直角和鈍角
正方体
兩位數除三位數(商<10)
旋转的线段组成面
Discover Topics
Difference and Slope
Differential Equation
Surface
Logarithm
Parabola