Angle of hour and minute

Source: Internet
Author: User
Tags ming

High in the small dark love goddess three years, after the entrance examination, Xiao Ming decided to confess to the goddess. This day, Xiao Ming came to the goddess downstairs waiting for the appearance of the goddess, time of a second elapsed, two hours passed, the goddess has not appeared, Xiao Ming looked at the table, hours and minutes of the position of the minute with the beginning of the interchange, please tell the goddess how many minutes ()

  • 172
  • 166
  • 165
  • 150
Super simple idea set a circle for the 1 hours and minutes of the distance x (clockwise X-turn to the minute hand position), then the minute hand walked the 3-x circle, the hour hand walked the X-ring because the minute hand moves 60 clockwise moves 5, two stitches speed than is the minute hand: the hour hand =12:1 so 3-x=12x,x=3/13 so the minute hand walked 36/ 13 laps, 60min per lap, 166.1538 total

Angle of hour and minute

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.