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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
直角坐標平面上的旋轉變換
四邊形的特性
算柱 (兩位數)
兩位數加法
拼砌四邊形
Discover Resources
國中數學
藝術著色
Apollonius Problem 10 CCC wiki
旋轉方塊
地球-分區著色
Discover Topics
Complex Numbers
Polynomial Functions
Subtraction
Scalene Triangles
Random Variables