SOLUTION: An airplane is flying 700 feet above ground. From the plane to the base of the
control tower, the angle of depression is 47◦
. How far away is ground directly underneath the
p
Algebra.Com
Question 1198613: An airplane is flying 700 feet above ground. From the plane to the base of the
control tower, the angle of depression is 47◦
. How far away is ground directly underneath the
plane to the control tower? Round your answer to the nearest tenth.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
An airplane is flying 700 feet above ground. From the plane to the base of the
control tower, the angle of depression is 47◦
. How far away is ground directly underneath the
plane to the control tower? Round your answer to the nearest tenth.
--------------
It's a right triangle.
d = horizontal distance to the tower.
tan(47) = 700/d
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