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sin&cos

Author:iamkoa

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兩組對邊相等的四邊形
四邊形的特性
兩組對邊相等和有直角的四邊形
畫出對稱圖形
近似值：有效數字

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動圓的圓心軌跡為橢圓
三角排列
平行四邊形的高
「相似三角形」任务1的副本
Copy of 「相似三角形」任务2

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Histogram
Random Experiments
Binomial Distribution
Trigonometry
Diagrams

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