the angle of elevation of an aeroplane from a point on the ground is 45 degree. after flying for 15 sec the angle of elevation change to 30 degree. if aeroplane is flying at a constant hight of 2500 m find the average speed of the aeroplane
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nitinyadavnikhil:
sorry but answer is 439.2
wait
ok
pls bro fast
check your question once if the side of the plane after flying is same or different?
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