SOLUTION: a tunnel slopes downward at an angle of 16 degrees with the ground. assuming the ground to be level, how far below the ground is a worker who is in the tunnel 432' from the opening
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Question 197981: a tunnel slopes downward at an angle of 16 degrees with the ground. assuming the ground to be level, how far below the ground is a worker who is in the tunnel 432' from the opening? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! a tunnel slopes downward at an angle of 16 degrees with the ground. assuming the ground to be level, how far below the ground is a worker who is in the tunnel 432' from the opening?
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Draw the picture of a right triangle.
Depth = x ft.
hypotenuse = 432 ft.
angle opposite the depth is 16 degrees
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Equation:
sin(16 degrees) = x/432
x = 432*sin(16)
x = 119.08 ft
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Cheers,
Stan H.
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