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invariance interval
Author:
nicolasqin
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畫出對稱圖形
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
兩位數加法
找出對稱軸
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動態文字2次函數
三餘弦定理問題
Football Puzzle - 直線盤球
F3 Ch9.3 羅盤及真方位角
直线与圆相切
Discover Topics
Similarity Transformation or Similarity
Poisson Distribution
Planes
Quadrilaterals
Circumcircle or Circumscribed Circle