论文部分内容阅读
长方形的有关基本概念,学生在学习和掌握时最易混淆。例如小长方形周长和面积意义混淆;(2)周长和面积计算公式混淆;(3)周长和面积计量单位混淆;(4)解答有关应用题时产生周长和面积公式的应用混淆等。究其原因:(1)长方形周长和面积是对于同
The basic concept of the rectangle, the students most easily confused when learning and mastery. Such as the confusion of small rectangular perimeter and area meaning; (2) confusion of perimeter and area calculation formula; (3) confusion of perimeter and area unit of measure; (4) confusion about the application of perimeter and area formula . The reason: (1) rectangular perimeter and area for the same