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在每次的练习中,老师都会不厌其烦地强调:要认真读题,看清题目中的每一个字,正确理解题意。可是总有同学不以为然,读起题目囫囵吞枣,结果常常错误百出,让人看了啼笑皆非。下面通过两个例子来说明读题的重要性。【例1】一个长方形的长和宽都是质数,周长是36米。符合这样条件的长方形共有多少种?其中最大的长方形面积是多少平方米?【思路点睛】要想找出符合条件的长方形,我们首先要确定长方形
In each practice, the teacher will take the trouble to emphasize: read the questions carefully, see every word in the topic and correctly understand the questions. However, there are always students disagree, read the title 囫 囵 swallow dates, the results are often erroneous, people looked ridiculous. The following two examples to illustrate the importance of reading questions. Example 1 A rectangle of length and width are prime numbers, the circumference is 36 meters. Meet the conditions of the total number of rectangular? Which the largest rectangular area is how many square meters? [Ideas dot eye] In order to find the eligible rectangle, we must first determine the rectangle