几何三大问题

几何三大问题几何三大问题
  1. 本文从立体几何中三大问题:垂直、二面角、体积用向量方法解决的简捷性出发,探讨向量引入中学立体几何的必要性。

    Vector method can solve the three main problems of solid geometry-vertical , dihedral angle and solid directly and simply . Based on this fact , this article discusses the necessity of introducing vector into solid geometry .