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Mathematics 31 Online
OpenStudy (anonymous):

An airplane, flying horizontally at an altitude of 1km.,passes directly over an observer. If the constant speed of the plane is 240kph, how fast is its distance from the observer increasing 30 seconds later?

OpenStudy (anonymous):

I believe the answer should be approximately 2237 meters

OpenStudy (anonymous):

heres why

OpenStudy (anonymous):

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