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第14題
Author:
林鴻鈞
GeoGebra
New Resources
直角坐標平面上的旋轉變換
四邉形 (四年級) 教師版
異分母分數減法
拼砌四邊形
找出對稱軸
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Division Algorithm & Remainder Therorem 除法算式與餘式定理
test
題四
國旗腳踏車
黎曼和的副本
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Rectangle
LCM and GCD
Surface
Inequalities
Orthocenter