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Mathematics 21 Online
OpenStudy (anonymous):

An observer (O) is located 900 feet from a building (B). The observer notices a helicopter (H) flying at a 49° angle of elevation from his line of sight. How high is the helicopter flying over the building? You must show all work and calculations to receive full credit.

OpenStudy (anonymous):

OpenStudy (crashonce):

tan49=h/900

OpenStudy (crashonce):

therefore h=900tan49 = 1035.33

OpenStudy (anonymous):

Thanks yet again @CrashOnce lol. So you basically multiplied 900ft by the tangent of 49º?

OpenStudy (crashonce):

ya

OpenStudy (crashonce):

tan49=h/900 therefore h=900tan49 = 1035.33 from here

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