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跳棋棋盘
Author:
孟宝兴
GeoGebra
New Resources
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
兩位數加法
兩組對邊相等的四邊形
畫出對稱圖形
Discover Resources
活動所需時間計算機 (24小時報時制)
rectangle_tktcps
example 3
旋转体
三角形全等的理由 – 題4的副本
Discover Topics
Difference and Slope
Special Points
Percentages
Inequalities
Ellipse