Atunnel under a river is 197.3 ft below the surface at its lowest point, as shown in the drawing. If the angle of depression of the tunnel is 5.561°, then how far apart on the surface are the entrances to the tunnel? How long is the tunnel?
Atunnel under a river is 197.3 ft below the surface at its lowest point, as shown in the drawing. If the angle of depression of the tunnel is 5.561°, then how far apart on the surface are the entrances to the tunnel? How long is the tunnel?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.2: The Rectangular Coordinate System And Graphing Lines
Problem 108E
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I need to know how to work out this problem Pic of example of the problem attached:
how many feet apart are the entrances
how many ft long is the tunnel
![Atunnel under a river is 197.3 ft below the
surface at its lowest point, as shown in the
drawing. If the angle of depression of the tunnel
is 5.561°, then how far apart on the surface are
the entrances to the tunnel? How long is the
tunnel?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F04096532-fb87-4afd-a8ed-91139cb8e5c7%2Fd14fc61d-2225-4674-a363-5086f39b53d6%2Fzyj02p.jpeg&w=3840&q=75)
Transcribed Image Text:Atunnel under a river is 197.3 ft below the
surface at its lowest point, as shown in the
drawing. If the angle of depression of the tunnel
is 5.561°, then how far apart on the surface are
the entrances to the tunnel? How long is the
tunnel?
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