Google Classroom

GeoGebra Classroom

Angle between 2 planes

作者：John Tsang, TAM Chi Leung

主題：平面

What is the meaning of angle between two planes? It is the angle between two lines perpendicular to the common edge of the two planes

Move point P and Q Think about why the angle between two planes is defined in such way.

最新資源

探索資源

探索主題