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點跟直線的距離
Author:
WU CHUNG WEI
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物理
学而思1206
冰淇淋
diffraction
程自顺96
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圓內接四邊形 ABCD ...，求 sinθ=?
幂函数
If指令的應用1
滑桿動畫
Euler's Methodsss
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Cylinder
Multiplication
Similar Triangles
Symmetry
Mathematics
