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Task 3 Isosceles Triangle
Author:
Charlie Yip
Task 3
GeoGebra
New Resources
畫出對稱圖形
小数 的副本
錐體建築師
算柱 (兩位數)
近似值：有效數字
Discover Resources
Right Triangles in a Circle 圓內的直角三角形
優質教育基金計劃中期分享會 (26/6/2015)
兩種畢氏定理的證明
正弦公式1
橢圓3-平行四邊形法
Discover Topics
Linear Regression
Means
Volume
Reflection
Equilateral Triangles