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三角函數

Author:Tina Lin

Topic:Trigonometric Functions

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兩組對邊相等和有直角的四邊形
小数的副本
拼砌四邊形
【案例】2013年安徽高考15题
【案例】2018年全国1卷理科12题

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三次曲线
軌跡
三角形的五心
橢圓1-同心圓法
椭圆的参数方程的副本

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Similarity Transformation or Similarity
Random Variables
Complex Numbers
Ellipse
Hypergeometric Distribution

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