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58问答库 > 如图,数轴上线段AB=2(单位长度),CD=4(单位长度),点A在数轴上表示的数是-10,点C在数轴上表示的数是16

如图,数轴上线段AB=2(单位长度),CD=4(单位长度),点A在数轴上表示的数是-10,点C在数轴上表示的数是16

2025-04-07 09:16:54

推荐回答（1个）

回答（1）：

1.存在。AP=AD-PD=AD-PC-CD=AD-PC-4，BD=AD-AB=AD-2，BD-AP=AD-2-(AD-PC-4)=PC+2=3PC，解得PC=1<2。
2.存在。BD=CD-PC-PB=CD-PC-(AB-AP)=CD-PC-AB+AP=4-PC-2+AP=2-PC+AP，
BD-AP=2-PC=3PC，解得PC=0.5<4。

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