三角形的“四心”即重心、垂心、内心、外心,在三角形中有着极其重要的地位,涉及到“四心”的问题既简洁明了,又新颖别致.向量是高中数学的新增内容,是一个具有代数与几何双重属性的量,向量能以独特的形式反映三角形的“四心”所具有的性质.下面例举有关三角形“四心”的向量关系式. Triangle “four heart” is the center of gravity, vertical, inner and outer, in the triangle has an extremely important position, involving the “four hearts” problem is both simple and elegant, novel and novel.Vector is a new high school mathematics content, Is an algebraic and geometrical double attribute that can reflect the nature of the “four hearts” of the triangle in a unique form. The following is a list of vector relations about the “four hearts” of the triangle.