SOLUTION: jonah is driving along a straight and level road towards a mountain. At some point, he measures the angle of elevation to the top of the mountain and finds it to be 22.5 degrees.

Algebra ->  Trigonometry-basics -> SOLUTION: jonah is driving along a straight and level road towards a mountain. At some point, he measures the angle of elevation to the top of the mountain and finds it to be 22.5 degrees.       Log On


   

Question 1130281: jonah is driving along a straight and level road towards a mountain. At some point, he
measures the angle of elevation to the top of the mountain and finds it to be 22.5 degrees. He
then drives 1 mile (5280 ft) and measures the angle of elevation to be 34.4 degrees. Find the
height of the mountain to the nearest tenth of a foot.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
jonah is driving along a straight and level road towards a mountain. At some point, he
measures the angle of elevation to the top of the mountain and finds it to be 22.5 degrees. He
then drives 1 mile (5280 ft) and measures the angle of elevation to be 34.4 degrees. Find the
height of the mountain to the nearest tenth of a foot.
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It's a triangle.
2 angles are given --> 3 are known.
Use the Law of sines.
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PS We know a mile is 5280 feet.