题目内容
如图,利用方格纸上的格点画图,并标上相应的字母.
(1)过C点画EF∥AB;
(2)过C点画线段AB的垂线,垂足为D;
(3)点C到直线AB的距离就是线段______的长;
(4)将线段AB绕O点旋转180°,得到线段GH.

(1)过C点画EF∥AB;
(2)过C点画线段AB的垂线,垂足为D;
(3)点C到直线AB的距离就是线段______的长;
(4)将线段AB绕O点旋转180°,得到线段GH.

(1)(2)如图所示;

(3)点C到直线AB的距离就是线段CD的长;
(4)GH如图所示.

(3)点C到直线AB的距离就是线段CD的长;
(4)GH如图所示.

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