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拋物面的光學性質
Author:
宋政蒲
GeoGebra
New Resources
柱體建築師
四邉形 (四年級) 教師版
找出對稱軸
四邊形的特性
第八周作业
Discover Resources
平行四邊形面積
平行四邊形
Sequence指令練習(逐一套疊正方形)
正四角錐兩側面夾角
以「時」和「分」報時的副本
Discover Topics
Integers
Pie Chart or Circle Chart
Diagrams
Ratios
LCM and GCD