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三角形内角和演示
Author:
啊哦呃
改变三角形的形状,其内角和不变。
GeoGebra
New Resources
找出對稱軸
異分母分數減法
判斷球體
兩組對邊相等的四邊形
第八周作业
Discover Resources
Combined Quiz on Bearings 方位:合併測驗
圖形的內部、外部與周界
歐幾米德多面體(四邊形與六邊形-進階版)
月相模擬器 - 月地關係與肉眼看到的圓缺
RLC串聯諧振
Discover Topics
Cube
Quadratic Equations
Solids or 3D Shapes
Isosceles Triangles
Sequences and Series