连接两弧的交点AA'交BC或BC的延长线于O
则AO为三角形BC边上的高
怎样用尺规画三角形高（必须带图）
怎样用尺规画三角形高（必须带图）
其他人气：390 ℃时间：2020-02-06 12:53:14
优质解答
分别以B、C为圆心以AB、AC为半径画弧
连接两弧的交点AA'交BC或BC的延长线于O
则AO为三角形BC边上的高
连接两弧的交点AA'交BC或BC的延长线于O
则AO为三角形BC边上的高
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