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【325187】河北省2024八年级数学上册 第13章 轴对称 13.2 画轴对称图形13.2.1画轴

时间:2025-01-15 22:09:08 作者: 字数:944字
简介:

13章 轴对称

13.2 画轴对称图形

1课时 画轴对称图形

1[2024襄阳期末]如图所示,有一个英语单词,四个字母都关于直线l对称,请依据轴对称知识分析后,拼写出这个单词:______

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

2.以虚线为对称轴,补全图中的轴对称图形,再画出这个轴对称图形向左平移7格后的图形.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

3[2023沈阳期中]以虚线为对称轴,画出数字“6”的对称图形.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

4. 如图,把下列图形补成关于直线l对称的图形.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

5[2023邢台月考]画出四边形ABCD关于直线l的轴对称图形四边形ABCD′.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>


13章 轴对称

13.2 画轴对称图形

1课时 画轴对称图形

1BOOK

2.解:根据题意画图如图.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

3.解:作图如图.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

4.解:如图所示.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>

5.解:如图,四边形ABCD即为所作.

 <a href="/tags/42/" title="图形" class="c1" target="_blank">图形</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/249/" title="对称" class="c1" target="_blank">对称</a> <a href="/tags/553/" title="河北" class="c1" target="_blank">河北</a> <a href="/tags/849/" title="轴对称" class="c1" target="_blank">轴对称</a> <a href="/tags/893/" title="河北省" class="c1" target="_blank">河北省</a>



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