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5.4 Exercise 61

Avg difficulty 2.5

A 400-foot tall monument is located in the distance. From a window in a building, a person determines that the angle of elevation to the top of the monument is 18°, 18° , and that the angle of depression to the bottom of the monument is 3°. 3° . How far is the person from the monument?

OpenStax Precalculus 2e, 5.4 Right Triangle Trigonometry, exercise 61

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.