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蝴蝶定理證明2：綜合法

Author:連琨銘

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【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
異分母分數減法
第八周作业
判斷球體

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認識對稱圖形
zztest
三角形的三中線交於一點(重心)
正弦函數的遞增與遞減
夾擠定理 (The Squeeze Theorem)

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Square
Boxplot
Conditional Probability
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