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數位學習社12/15
Author:
myworid
就 這樣
GeoGebra
New Resources
四邊形的特性
判斷球體
sanjiaohanshu
柱體建築師
畫出對稱圖形
Discover Resources
圓的內接四邊形
正弦公式(證明)
正切函數值的變化
三角函数y=sin(wx+b)的图象变换.许兴华数学
用GGB制作奔驰轮胎.许兴华数学
Discover Topics
Triangles
Rhombus
Rational Numbers
Translation
Tangent Function