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Area of Triangle_1
Author:
jack1012
Topic:
Area
兩個三角形會組合成一個平行四邊形嗎?
GeoGebra
New Resources
兩位數加法
畫出對稱圖形
兩位數除以一位數（一）
拼砌四邊形
四邊形的特性
Discover Resources
log對數
二次函數平移
大圓內的十二個圓
優良作品6(沛綺)
圆柱沿着螺线展开成平行四边形
Discover Topics
Incircle or Inscribed Circle
Logarithm
Random Variables
Rhombus
Algebra