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Author:
choichiheng
GeoGebra
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兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
四邊形的特性
判斷球體
第八周作业
Discover Resources
平行四邊形面積
一元一次不等式圖形
y=sinx对称中心
靜態幾何錯視圖
棒形圖編輯(修改版)
Discover Topics
Linear Equations
Integers
Calculus
Inequalities
Set Theory