Lemma
MediumRight triangles
OpenStax, Precalculus 2e §5.4 Right Triangle Trigonometry · Exercise 54 · Trigonometry · Right triangles

Right Triangle Trigonometry · Exercise 54

The angle of elevation to the top of a building in New York is found to be 9 degrees from the ground at a distance of 1 mile from the base of the building. Using this information, find the height of the building.

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OpenStax, Precalculus 2e · §5.4 Right Triangle Trigonometry · Exercise 54

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