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GeoGebra
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錐體建築師
兩組對邊相等和有直角的四邊形
畫出對稱圖形
三位數除以一位數(一)
第八周作业
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平行四邊形與菱形的分別
科學記號
(3D) Tasks: Pyramid, Paper folding & Solid of revolution[20170615]
边长可变的正三角形上莱洛转子的滚动
相反数 探究 (教材第9页)
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Geometry
Standard Deviation
Root
Functions
Angles