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給定任三條互不平行直線, 有幾個拋物線和此三直線相切!
Author:
YiLongYen
GeoGebra
New Resources
第八周作业2
异形操场
小学资源收集
比較五件物件的重量
平行線的判定
Discover Resources
範例:畫圈圈的筆
優良作品5(盈彤)
Locus: Fixed Distance From Line Segment
正四面體
貝氏曲面
Discover Topics
Quadratic Equations
Equilateral Triangles
Bar Chart or Bar Graph
Interest Calculation
Distributions