23.根據(jù)下列要求畫圖: (1)連接線段AB, (2)畫射線OA.射線OB, (3)在線段AB上取一點C.在射線OA上取一點D.畫直線CD.使直線CD與射線OB交于點E. 查看更多

 

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21、根據(jù)下列要求畫圖:
(1)連接線段AB;
(2)畫射線OA,射線OB;
(3)在線段AB上取一點C,在射線OA上取一點D(點C、D不與點A重合),畫直線CD,使直線CD與射線OB交于點E.

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根據(jù)下列要求畫圖:
(1)連接線段AB;
(2)畫射線OA,射線OB;
(3)在線段AB上取一點C,在射線OA上取一點D(點C、D不與點A重合),畫直線CD,使直線CD與射線OB交于點E.

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根據(jù)下列要求畫圖:
(1)連接線段AB;
(2)畫射線OA,射線OB;
(3)在線段AB上取一點C,在射線OA上取一點D (點C、D不與點A重合),畫直線CD,使直線CD 與射線OB交于點E。

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根據(jù)下列要求畫圖:
(1)連接線段AB;
(2)畫射線OA,射線OB;
(3)在線段AB上取一點C,在射線OA上取一點D(點C、D不與點A重合),畫直線CD,使直線CD與射線OB交于點E.

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根據(jù)下列要求畫圖:
(1)連接線段AB;
(2)畫射線OA,射線OB;
(3)在線段AB上取一點C,在射線OA上取一點D(點C、D不與點A重合),畫直線CD,使直線CD與射線OB交于點E.

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