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橢圓
Author:
Jia-ming Shiu
Topic:
Ellipse
橢圓
GeoGebra
New Resources
三位數除以一位數（二）
兩位數除以一位數（二）
找出對稱軸
兩位數加法
第八周作业
Discover Resources
平行四邊形的面積教材一
Slope of a St. Line (formula)
判斷錐體 5
奠基1
題11
Discover Topics
Function Graph
Linear Functions
Median Value
Arithmetic
Division