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 ≤ cosA+cosB+cosC ≤ 3/2
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
前提:A + B + C = π 若限制 A, B, C ≥ 0,則 1 ≤ cosA+cosB+cosC ≤ 3/2
New Resources
球体的体积推导(优化版)
画直线等分三角形的面积
球體建築師
第八周作业
兩位數除以一位數(一)
Discover Resources
games
Task1
近似值:小數位及有效數字
角度、弧度互換
題 2
Discover Topics
Percentages
Prism
Terms
Hypergeometric Distribution
Geometry