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圓周角與弦切角
Author:
周桂名
Topic:
Circle
觀察一下角度的變化 以及圓周角如何換成弦切角
GeoGebra
New Resources
斜率的值
垂直線的斜率
平行線的斜率
撒针估算面积实验
科氏力 (Coriolis Force)
Discover Resources
七巧板綜合
Quiz on Trigonometric Ratios 辨認三角比:測驗
amoeba
Ex (SAS)
地球各緯度的晝長夜長
Discover Topics
Cylinder
Trapezium
LCM and GCD
Arithmetic
Median Line