关于阴影面积的问题 ,形式变化多样 ,内容丰富多彩 .它能较好地考查学生理解、运用和变化空间图形的能力 (空间观念 ) ,尤其对学生心智技能的考查很到位 .因此成为中考热点题型之一 .解决阴影面积问题的方法在于 :认真分析图形 ,抓住图形个性特征 ,准确判断阴影部分是由哪些图 With regard to the problem of the area of ​​shadows, the forms vary and the content is rich and colorful. It can better examine the students’ ability to understand, use, and change the spatial patterns (space concept), and in particular, the examination of students’ mental skills is in place. Therefore, it has become a hot topic in the examination. One of the models. The method to solve the problem of the shadow area is to carefully analyze the graph, grasp the characteristics of the graphic personality, and accurately determine which map the shadow part is from.