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Perimeter

Author:Miss Tsui, Anthony OR 柯志明

New Resources

判斷球體
兩組對邊相等和有直角的四邊形
第八周作业
異分母分數減法
算柱 (兩位數)

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十行表
二元一次聯立方程式
三角形三內角和
Parabola_Vertical
三角波傅立葉級數&有效值

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Ellipse
Tree Diagrams
Vectors 3D (Three-Dimensional)
Isosceles Triangles
Circle

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