asked 74.2k views
25 votes
what is the angle of elevation (in degrees) to the nearest degree to the top of a 40ft building 90 ft away ​

1 Answer

13 votes

Answer: 24°

Explanation:

You have the opposite, the height of the building and the adjacent, the distance from the base of the building. Opposite and adjacent mean you have to use tangent. SOHCAHTOA

Take the inverse tangent on both sides

tan(Ф) = 40/90

Ф = 24°

answered
User Vladislav Martin
by
8.2k points
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