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《2019 东城一模-25》
Author:
acchu
GeoGebra
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四邉形 (四年級) 教師版
【案例】2013年安徽高考15题
錐體建築師
三位數除以一位數（一）
判斷球體
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梯形中線
對稱方波
正七角錐(旋轉，實體、透視)
Drag Q. Locus of P?
等比数列计算练习
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Difference and Slope
Combinatorics
Means
Prism
Rhombus