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30度直角三角形
Author:
郭勇
GeoGebra
New Resources
直角坐標平面上的旋轉變換
四邊形的特性
畫出對稱圖形
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
Discover Resources
相似圖形基本概念
動態角=30
平行線(方格版)
多边形外角和的副本
活工(一)Q2
Discover Topics
Exponent
Linear Functions
Triangles
Function Graph
Fractal Geometry