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F2_Ch11.2_三角學(邊長與角的關係)
Author:
timothyngyf
GeoGebra
New Resources
四邉形 (四年級) 教師版
三位數除以一位數(一)
錐體建築師
兩位數加法
兩組對邊相等的四邊形
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三角函數 Cos X 函數圖形
軌跡教學
Angle of elevation and Angle of depression(仰角和俯角)
中心投影、平行投影
斜率乘积为定值(椭圆、双曲线)
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Expected Value
Random Variables
Angles
Combinatorics
Optimization Problems