从金字塔的顶点可以看到整个城市的全景。

You can see the entire city from the ___top of the pyramid.

正方形有四条边相交形成的四个顶点。

A square has four ___vertices where its sides meet.

三角形的每个顶点都是由两条边相交形成的。

Each ___vertex of the triangle is formed by the intersection of two sides.