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正方形和長方形有甚麼特性?的副本
Author:
mokwaihung
,
Anthony OR 柯志明
Eng version:
http://ggbtu.be/m79823
GeoGebra
New Resources
算柱 (兩位數)
兩位數加法
兩位數除以一位數(一)
拼砌四邊形
三位數除以一位數(一)
Discover Resources
圖一
quadrilaterals 4
祖暅之《綴術》:「緣冪勢既同,則積不容異。」
平移
三角形不等式
Discover Topics
Pythagoras or Pythagorean Theorem
Parabola
Numbers
Function Graph
Vectors