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Author:
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埕瑋_幾何證明_p16_實力演練3
埕瑋_幾何證明_p15_老師講解15
no.1
第二次:20190110
平行四边形中三角形面积
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Task 5: Regular Hexagon
square (Geogebra)
矩形
複合棒形圖_接疊
幾何明珠2-3
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Distributions
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Prism
Trapezoid
Rotation
