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时针转六圈分针要转多少圈儿
更新时间: 2020-10-30 00:00:00  

时针转六圈,分针要转72圈,钟表上面有12个数字,每一个数字对于时针来说是一个小时,时针旋转一圈的时间是12个小时。分针走一圈是60分钟,时针旋转一圈分针要转多少圈的数学表达式:12×60÷60=12圈。

时钟各指针的角度关系:

(1)普通钟表相当于圆,其时针或分针走一圈均相当于走过360°角。

(2)钟表上的每一个大格对应的角度是:30°。

(3)时针每走过1分钟对应的角度应为:0.5°

(4)分针每走过1分钟对应的角度应为:6°。

关键词: 时针 多少 圈儿

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