SOLUTION: Two small planes start from a common point A at the same time. One flies east at the rate of 300 km/hr the other south at 400 km/hr. After 2 hrs, how fast is the distance between

Question 584941: Two small planes start from a common point A at the same time. One flies east at the rate of 300 km/hr the other south at 400 km/hr. After 2 hrs, how fast is the distance between them changing ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Two small planes start from a common point A at the same time. One flies east at the rate of 300 km/hr the other south at 400 km/hr. After 2 hrs, how fast is the distance between them changing ?
---------------
Their relative speed is constant,
= km/hr

RELATED QUESTIONS
two planes leave at the same time. One flies west at 300 km/hr, the other flies east at... (answered by Fombitz)

Two planes depart from the same place at 2pm. One plane flies south at a speed of... (answered by mananth)

One airplane is traveling east at 300 km/h, while a second airplane is traveling 300... (answered by Alan3354)

Two planes leave at the same time one flies west at 300 km per hour. The other flies east (answered by JulietG)

Two cars start from the same point. One travels south at 75 mi/hr and the other travels... (answered by richwmiller)

Two cars start from the same point. One travels south at 75mi/hr and the other travels... (answered by Alan3354)

Two (2) planes leave at the same time. One flies west 300 km per hour. The other flies... (answered by tutorcecilia)

two air planes leave the airport at the same time. one airplane flies due east of 300... (answered by anand429)

Two planes leave the airport at the same time. One plane flies 24 miles south to miami... (answered by jorel1380)