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五圓相切
Author:
susan
兩兩相切
GeoGebra
New Resources
第八周作业
四邉形 (四年級) 教師版
兩組對邊相等的四邊形
算柱 (兩位數)
異分母分數減法
Discover Resources
拋物線與直線相交弓形區域
镂空菱形六十面体
gjc096a19 平行四邊形內截兩扇形
科技化數學教學應用X腳踏車自造課程in彰師大(2018)
圆面积和周长展开示意图
Discover Topics
Cone
Interest Calculation
Geometric Transformations
Multiplication
Tangent Line or Tangent