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包絡線：橢圓
Author:
羅驥韡 (Pegasus Roe)
Topic:
Ellipse
GeoGebra
New Resources
柱體建築師
拼砌四邊形
找出對稱軸
第八周作业
四邊形的特性
Discover Resources
多項式
No. 7 of Exercise 12C
(003)80201辛宇婕
圓周的計算
Magic Matches
劉徽的「割圓術」 的複本
Discover Topics
Cone
Histogram
Derivative
Conditional Probability
Secant Line or Secant