A beacon that makes one revolution every 7 seconds is located on a ship anchored 2 kilometers from a straight shoreline. How fast is the beam moving along the shoreline when it makes an angle of 45° with the shore? NOTE: Enter the exact answer. Rate of change of the beam moving along the shoreline km/s
A beacon that makes one revolution every 7 seconds is located on a ship anchored 2 kilometers from a straight shoreline. How fast is the beam moving along the shoreline when it makes an angle of 45° with the shore? NOTE: Enter the exact answer. Rate of change of the beam moving along the shoreline km/s
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
Problem 45E: The diameter of a carousel merry-go-round is 30ft. At full speed, it makes a complete revolution in...
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