Mathematics, 12.01.2020 20:31 cclappm8697
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?
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Mathematics, 21.06.2019 13:00, smortandsons
(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.
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An observer (o) is located 900 feet from a building (b). the observer notices a helicopter (h) flyin...
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