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过定点且与直线相切的圆
Author:
lxp8368
Topic:
Circle
利用抛物线定义（到一定点及定直线距离相等点的集合）
GeoGebra
New Resources
拼砌四邊形
Fibonacci Clock
四邉形 (四年級) 教師版
湖南省张毅郴数字教研工作室 logo
Earth with coastline
Discover Resources
河內塔 1
比流器3相連接方法--U,Z,Y,Δ
GeoGebra繪本製作
均分除法（分數÷整數）
科氏力 (Coriolis Force)
Discover Topics
Translation
Sequences and Series
Line Segment
Linear Equations
Cylinder