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冰淇淋
Author:
Cathyyu920311
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第八周作业
Earth with coastline
兩組對邊相等和有直角的四邊形
近似值：有效數字
Nested spiral octagon
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task6
反正切函數
講義P80 剪出現對稱圖形.ggb
Apollonius Problem 7 CCP Inversion 12
圓周公式應用題2的副本
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Trigonometry
Matrices
Scalene Triangles
Power Functions
Quadrilaterals