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Area of triangle with different base
Author:
Pong Hai Lin
Topic:
Area
,
Straight Lines
GeoGebra
New Resources
直角坐標平面上的旋轉變換
兩位數除以一位數（一）
找出對稱軸
兩組對邊相等的四邊形
三位數除以一位數（二）
Discover Resources
數線(小數的認識)
-3/2 ≤ cosα + cosβ + cosγ ≤ 3
圓周公式應用題2的副本
S3 Inequality
漂亮的摇摆曲线
Discover Topics
Equations
Root
Vectors 2D (Two-Dimensional)
Triangles
Surface