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reflectional symmetry_3
Author:
maths324324
GeoGebra
New Resources
找出對稱軸
兩組對邊相等的四邊形
sanjiaohanshu
近似值：有效數字
四邊形的特性
Discover Resources
趙庭浩的GGB電子書
橢圓
可轉波單車
兔子繁殖树状图（斐波那契数列）
人教版初中数学教材案例GeoGebra制作系列教程（七年级下册）1-对顶角和邻补角的性质探究
Discover Topics
Pie Chart or Circle Chart
Distributions
Confidence Interval
Inequalities
Perimeter