已知空间直线上的两点M（13，15，20），N（12，15，30）的坐标，则直线MN是（）线。 -题库考试答案搜索网

已知空间直线上的两点M（13，15，20），N（12，15，30）的坐标，则直线MN是（）线。

单选题

2021-07-17 23:55

A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px"><span style="TEXT-DECORATION: underline">正平线</span></span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">侧平线 </span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">水平线</span>

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正确答案

A

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