论文部分内容阅读
“构形示数”,就是根据已知条件,构造能表示题设数量关系的图形,从而帮助寻找解题途径.例1 计算解原式如图1,大正方形的边长
The “formation number” is based on known conditions, constructing a graph that can represent the relationship between the number of questions, thus helping to find the solution to the problem. Example 1 Calculation of the original solution Figure 1, the side length of the big square