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时针和分针成一条直线是几点

更新时间: 2020-09-29 00:00:00     

时针和分针成一条直线是6点0分(5点60分),0点0分(即12点0分)。六点整时时针与分针形成一条直线,如果不要求整数,则每小时都有两个时间点符合要求。

计算方法:6点或12点(或0点),或者设x点y分,则有A:(x+y/60)(360/12)=y(360/60)+180。B:(x+y/60)(360/12)+180=y(360/60)。C:(x+y/60)(360/12)=y(360/60)。

由A得60x=11y+360,y=60(x-6)/11,由B得60x+360=11y,y=60(x+6)/11,由C得60x=11y,y=60x/11。

如果要求x和y都是整数,则y=0或60,

关键词: 时针 直线

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