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Angle of elevation and Angle of depression(仰角和俯角)
Author:
chisunch1
GeoGebra
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【案例】2018年全国1卷理科12题
四邉形 (四年級) 教師版
兩位數除以一位數(二)
兩組對邊相等的四邊形
兩位數除以一位數(一)
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柱體和錐體
圖形的內部、外部與周界
P53_3c
面積2
周界-平移法(練習二)
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Hypothesis Testing
Symmetry
Parabola
Cylinder
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