近几年的中考题中,出现了一种由图形提供信息的试题.此类试题的某些已知条件,特别是数量关系隐含在试题的附图中.解此类试题时,必须认真仔细地去观察图形。正确地从图形中提取信息。找出数量关系.如果忽视了图形所提供的信息。就无法从图形中找到数量关系,会感到无从下手。 In recent years, in the middle examination, there has been a question that provides information from the graph. Some of the known conditions of such questions, especially the quantitative relationship, are implicit in the drawings of the questions. When solving such questions, they must be taken seriously. Look carefully at the graphics. Correctly extract information from the graph. Find out the quantity relationship. If you ignore the information provided by the graphic. If you can’t find the quantitative relationship from the graph, you won’t be able to start.