SOLUTION: A plane is approaching an airport from the northwest, while a helicopter is moving directly east away from the airport. At the moment the plane is 15 mi northwest of the airport a

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Question 734963: A plane is approaching an airport from the northwest, while a helicopter is moving directly east away from the airport. At the moment the plane is 15 mi northwest of the airport and the helicopter is 20 mi to the east. the plane is moving 600 mph and yhe helicopter is traveling at 100 mph. what is the rate of change of the distance between the two aircraft. round your answer to the nearest tenth.
Found 2 solutions by lynnlo, Alan3354:
Answer by lynnlo(4176) About Me  (Show Source):
Answer by Alan3354(69443) About Me  (Show Source):
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A plane is approaching an airport from the northwest, while a helicopter is moving directly east away from the airport. At the moment the plane is 15 mi northwest of the airport and the helicopter is 20 mi to the east. the plane is moving 600 mph and yhe helicopter is traveling at 100 mph. what is the rate of change of the distance between the two aircraft. round your answer to the nearest tenth.
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It's an obtuse triangle with sides of 600 and 100, and the included angle = 135 degs.
The relative speed of the 2 aircraft is the 3rd side.
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=~ 674.4 mi/hr