A plane takes off from LAX airport and ascends for a distance of 3200 feet. If the plane traveled 2400 feet horizontally, find the plane's angle of elevation at take-off. ?

Use pictures which include the known measurements and also the trigonometric ratios.

1 Answer
Jun 7, 2018

cos^-1(3/4) = theta~~41.41^@

Explanation:

The planes assent is the hypotenuse and the distance traveled is the adjacent side of the triangle.

cos theta= "adjacent"/"hypotenuse"

cos theta=2400/3200

cos theta= 3/4

cos^-1(3/4) = theta~~41.41^@