新课程标准中强调:动手实践、自主探索与合作交流是学生进行有效的数学学习活动的重要方式。在教学中我注重了学生的动手和动脑的活动的安排,鼓励每个学生亲自实践、积极思考,体会活动的乐趣,并且在乐学的氛围中,促进学生对轴对称知识 New curriculum standards emphasize: hands-on practice, independent exploration and cooperation and exchange is an important way for students to carry out effective mathematics learning activities. In teaching, I focused on students ’hands-on and brainy activities, encouraged each student to practice, think actively and experience the fun of activities, and in the atmosphere of learning, to promote students’ knowledge of axisymmetry