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三角形面積(由面積求高)
Author:
lkkbmaths teachers 檔案儲存用
GeoGebra
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錐體建築師
【案例】2013年安徽高考15题
【案例】2018年全国1卷理科12题
判斷球體
兩組對邊相等和有直角的四邊形
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equation of circle
Measuring areas by placing different shapes
同分母分數除法
箏形
漂白水消毒倒多少互動網頁
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Exponent
Trapezoid
Area
Arithmetic Mean
Integers