如图线段AB和线段CD,在平面内找一点P,使得它到四端点的距离和PA+PB+PC+PD最小,则点P
![](https://img.xkw.com/dksih/QBM/2019/1/30/2129951463972864/2166952033894401/STEM/18d342053c23429dab8530cdd8e9c6b9.png?resizew=169)
![](https://img.xkw.com/dksih/QBM/2019/1/30/2129951463972864/2166952033894401/STEM/18d342053c23429dab8530cdd8e9c6b9.png?resizew=169)
A.线段AB的中点 | B.线段CD的中点 |
C.线段AB和线段CD的交点 | D.线段AD和线段BC的交点 |
更新时间:2019-04-01 22:13:44
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