在现行中学教学中,教师面向的是整个班级的学生,如何满足学生个性化的学习需求是课堂教学的一个难题。微课作为近年来炙手可热的辅助教学的重要资源,很好地弥补了课堂教学的不足,为学生的个性化学习提供了可能。平行四边形是基本的几何图形,也是“空间与图形”领域中初中阶段研究的主要对象之一~([1]),平行四边形的中心对称性是一个非常重要的性质,运用其能够解决许多几何问题,也为后续学习特殊平行四边形 In the current middle school teaching, teachers face the whole class of students, how to meet the individualized learning needs of students is a difficult problem in classroom teaching. As an important resource of hot teaching in recent years, micro-class has made up for the deficiency of classroom teaching and provided the possibility for individualized learning of students. Parallelogram is the basic geometry, but also one of the main objects in the study of junior high school in the field of “space and graphics”. ([1]), the central symmetry of the parallelogram is a very important property, using it to solve Many geometric problems, but also for learning the special parallelogram