坐标系中斜三角形面积问题的新颖解法

来源 :初中数学教与学 | 被引量 : 0次 | 上传用户:balonbalon
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纵观历年的中考试题,常见一类在直角坐标系中,解决与斜三角形面积相关的计算问题,由于确定该斜三角形的底与高有一定的困难,故这类问题往往使许多考生无所适从.为此,本文作出如下的探索研究,希望能拓展你解答此类问题时的思路. Looking at the examination questions of the past years, it is common to solve the calculation problems related to the area of ​​oblique triangles in the rectangular coordinate system. Since there are certain difficulties in determining the bottom and height of the oblique triangle, such questions often make many candidates at a loss. For this reason, this article makes the following exploration and research, hoping to expand your thinking when answering such questions.
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