一、背景分析本节课是在复习完古典概型与几何概型的基本知识之后的第二课时,在学生对本节知识有了一定认识的基础上,而且能够解决一些基本的关于古典概型与几何概型的问题而设计的一节习题课! First, the background analysis This lesson is after reviewing the basic knowledge of classical and geometric profiles of the second class after the students have some knowledge of this section based on the knowledge, but also to solve some basic questions about the classical profile A problem-solving class with geometric problems!