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An amateur radio operator erects a 75-foot vertical tower for an antenna. A 117 guy wire is pulled from the top of the tower diagonally to the ground. What angle does the wire make with the ground, to the nearest tenth of a degree?

1 Answer

5 votes

Answer:

α=39.80°

Explanation:

applying the law of sin and cos, we have:


sin\alpha =(75)/(117)=0.6410\\\alpha =acs(0.64)= 39.79

and to the nearest tenth of a degree

α=39.80°

An amateur radio operator erects a 75-foot vertical tower for an antenna. A 117 guy-example-1
User Lnogueir
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