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Concept of Ratios 比的概念
Author:
Alex CHIK
拖拉紅色點,將
(讀作
比
)或
(讀作
比
比
)化至最簡。
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
畫出對稱圖形
國旗 (作圖步驟直接餵給 Claude)
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sanjiaohanshu
美國國旗 (Claude 版)
Discover Resources
數學模型
百分數(小學):折扣 / 賺賠
圓周公式應用題1
題A至E
拋物線5-包絡線法
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Circumcircle or Circumscribed Circle
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Orthocenter