(1)画一条长7厘米的线段. (3)把下面的图形分成几个三角形.3% (3)在下面的钉子板上画一个四边形和一个六边形.4% ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 查看更多

 

题目列表(包括答案和解析)

画一条长7厘米的线段.

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画一条长4厘米的线段AB.

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画一条长9厘米的线段,再把这条线段分成两段,使其中一条的长度是另一条的2倍.

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动手画.
(1)画一条长4厘米的线段.
(2)画一条比下面线段长2厘米的线段.
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画一条长3厘米的线段,并延长左端成一条射线.

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