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Introduction to Trigonometry from a Unit Circle
Author:
Lam Yat Chun
GeoGebra
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異分母分數減法
兩組對邊相等和有直角的四邊形
第八周作业
兩位數加法
兩組對邊相等的四邊形
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中線平方定理在圓上應用
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序列(圆内弦)
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Linear Functions
Exponent
Matrices
Integers
Exponential Functions