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tealrat878Lv1
23 Mar 2020
A plane flies horizontally at an altitude of 5 km and passes directly over a tracking telescope on the ground. When the angle of elevation is 
, this angle is decreasing at a rate of 
radians per minute. How fast is the plane traveling at that time?
A plane flies horizontally at an altitude of 5 km and passes directly over a tracking telescope on the ground. When the angle of elevation is , this angle is decreasing at a rate of radians per minute. How fast is the plane traveling at that time?
Tod ThielLv2
27 May 2020
. At what rate is the distance from the plane to the radar station increasing a minute later?
