A hot air balloon rising straight up from a level field is tracked by a range finder 500 ft from the point of lift-off. At the moment the range finder's elevation angle is 4/π , the angle is increasing at the rate of 0.14 rad/min. How fast is the balloon rising at that moment?
A hot air balloon rising straight up from a level field is tracked by a range finder 500 ft from the point of lift-off. At the moment the range finder's elevation angle is 4/π , the angle is increasing at the rate of 0.14 rad/min. How fast is the balloon rising at that moment?
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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A hot air balloon rising straight up from a level
field is tracked by a range finder 500 ft from the
point of lift-off. At the moment the range finder's
elevation angle is 4/π , the angle is increasing at
the rate of 0.14 rad/min. How fast is the balloon
rising at that moment?
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