论文部分内容阅读
最近,县教研室对某中心学校六年级教学质量抽测的数学试卷中有一道题:求四边形的面积(如图;长度单位:分米)。这道题学生做对的比较少,有的班只有一两个学生解答正
Recently, the county teaching and research department has asked a question in the mathematics paper of the sixth-grade teaching quality test of a central school: the area of the quadrilateral (figure; length unit: decimeter). This problem students do relatively little, and some classes only one or two students answer positive