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動圓的圓心軌跡為橢圓
Author:
Ho-Kai Chen
Topic:
Ellipse
拉動大圓上的N點, 觀察圖形的變化!
GeoGebra
New Resources
柱體建築師
判斷球體
第八周作业
拼砌四邊形
兩組對邊相等的四邊形
Discover Resources
蒙日定理
Prism and Cylinder 1
Probability(概率)
切割正二十面體
三角形的构成的副本
Discover Topics
Functions
Circle
Binomial Distribution
Random Variables
Differential Calculus