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新课程明确指出,小学生要了解并掌握圆的面积公式,以此解决一些简单的实际问题。主要讨论推导出“圆面积”公式的教学方式,以帮助学生更好地学习“圆面积”知识要点。
The new course clearly pointed out that primary students should understand and grasp the area formula of a circle in order to solve some simple practical problems. The main discussion is to deduce the teaching method of “circle area ” formula, in order to help students to better learn “circle area ” knowledge points.