contestada

A plane's altitude is 2,400 feet. For the pilot, the angle of depression to the base of a control tower is
13°. What is the ground distance from the plane to the base of the control tower?
Round to the nearest foot.
feet

Respuesta :

mathmate

Answer:

Ground distance = 10396 feet  (nearest foot)

Step-by-step explanation:

The horizontal distance given the vertical is governed by the tangent of the angle of depression.

V/H = tan(angle of depression)

Hence

H = V / tan(angle of depression)

= 2400 / tan(13)

= 10395.5 feet

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