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折扣 例3
Author:
GeoGebra Institute of Hong Kong
GeoGebra
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湖南省张毅郴数字教研工作室 logo
sanjiaohanshu
幾何作圖題：切三圓（題目）
直角坐標平面上的旋轉變換
近似值：有效數字
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數未學習社12/15
Question 1
Trigonometric Relations(90,270)
算幾不等式
兩組對邊相等的四邊形（三年級）
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Quadrilaterals
Polygons
Linear Functions
Similarity Transformation or Similarity
Constructions