Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
-3/2 ≤ cosα + cosβ + cosγ ≤ 3
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
前提：α + β + γ = 0
New Resources
四邉形 (四年級) 教師版
兩位數除以一位數（二）
第八周作业
找出對稱軸
球体的体积推导（优化版）
Discover Resources
正四面體展開圖
proof69 陳庠宇
可积准则
Compare areas by cutting shapes Q3
（三）观察物体
Discover Topics
Exponential Functions
Power Functions
Integers
Similarity Transformation or Similarity
Polynomial Functions