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Angles in the Alternate Segment 3
Author:
H.K.Leung
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未命名
月考12题
练习1
有趣的梯形面積問題
直線之截距式
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曲柄滑塊
Surface Integration
sweet sugar
p.8.18
橢圓旋轉
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Cylinder
Triangles
Addition
Conic Sections
Cone
