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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
三位數除以一位數（一）
算柱 (兩位數)
兩位數除以一位數（二）
三位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
Discover Resources
GeoGebra帳號註冊與登入
transformation_rotation
Graph of Cosine
正十二面體裁邊 (Chamfered Dodecahedron)
正方体展开的动态
Discover Topics
Expected Value
Pyramid
Geometry
Solids or 3D Shapes
Reflection