06-05-2017
Mathematics

contestada

An airplane climbs at an angle of 13 with the ground . What is the distance it has traveled when it has attained an altitude of 400 feet

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06-05-2017

The distance traveled is the hypotenuse of the right triangle formed with the ground.

sinα=400/d

d=400/sinα, we are told α=13° so

d=400/sin13 ft

d≈1778ft (to nearest whole foot)

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