Question 989233
an aeroplane flies in the direction of south & west with the speed of 750km/hr and 900km/hr respectively.find the distance between them after 4hrs 
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South dist = 4*750
West dist = 4*900
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Ans: dist = sqrt[(4*750)^2 + (4*900)^2] = 4686.15 km
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Cheers,
Stan H.
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