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龍騰4_1-1課例2
Author:
廖傑成
GeoGebra
New Resources
兩位數加法
四邉形 (四年級) 教師版
拼砌四邊形
兩組對邊相等的四邊形
第八周作业
Discover Resources
animation for kastin
垂直3
二次函數圖形01
奠基1
連連看！橢圓在哪裡？
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Pie Chart or Circle Chart
Geometric Transformations
Distributions
Circle
Equations