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在初中数学中,有一类探究有关圆的运动问题,为帮助同学们在学习这类问题中解困释疑,本文就一个圆沿某一路径滚动后,其圆心的轨迹及其长度的问题,进行举例分析,供大家参考.
In junior high school mathematics, there is a class of questions about the movement of circles. To help students solve puzzles and solve problems in this type of problem, this article gives an example of the problem of the orbit of a circle and the length of a circle after rolling along a certain path. Analysis for your reference.