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OpenStudy (anonymous):
Choose the equation you would use to find the altitude of the airplane. tan70 = x/800 tan70 = 800/x sin70 = x/800
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OpenStudy (anonymous):
if 800 is horizondal distance fron airplane to the observation point use 1st. If it is the length of hypotenuse drawn from airplane to obs point use 3.
OpenStudy (anonymous):
what
OpenStudy (anonymous):
angle made by airplane with horizondal is 70 right
OpenStudy (anonymous):
ruight
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