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包絡線：橢圓
Author:
羅驥韡 (Pegasus Roe)
Topic:
Ellipse
GeoGebra
New Resources
球體建築師
兩位數加法
找出對稱軸
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
Discover Resources
圓周率圓周率
柱體的總表面面積
max_error
弹簧振子的 简谐运动
半圆的滚动
Discover Topics
Line Segment
Division
Surface
General Quadrilateral
Hypergeometric Distribution