Google Classroom
GeoGebraGeoGebra Classroom
GeoGebra

Háromoldalú gúla

作者：Száldobágyi Zsigmond
A pyramid stands on horizontal ground. Its base is an equilateral triangle with sides of length a, the other three edges of the pyramid are of length b and its volume is V. Show that the volume of the pyramid is: 

最新資源

探索資源

探索主題