在高中数学中,平面向量融合了代数知识和几何知识,其在高考命题中表现活跃,除对向量基本知识的考查外,常与其他知识结合起来命题考查.解三角形也是高考的必考点,多为求角、求边、判断三角形的形状等基础问题. In high school mathematics, plane vector fusion of algebraic knowledge and geometric knowledge, its performance in the college entrance examination proposition, in addition to the basic knowledge of the vector test, often combined with other knowledge proposition test solution triangle is also the test of the college entrance examination, and more For the angle, seeking edge, determine the shape of the triangle and other basic issues.