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Is this a prism 4
Author:
Shum Kwok Ching
New Resources
正弦函数自变量的几何显示
冲关选18
眼睛曲线
Net of a cuboid
日照与影长3
Discover Resources
Triangular Number 三角形數
立體圖形的旋轉對稱
Lens
M2: disc/shell
多邊形外角
Discover Topics
Differential Calculus
Parametric Curves
Real Numbers
Trigonometry
Unit Circle
