Question

An aeroplane is flying at a height of 2500m above the ground. From a point on the ground
the angle of elevation of this aeroplane was found to be 60° If, after 15 seconds of
horizontal flight, its angle of elevation changes to 30°, find the speed of the aeroplane.​

Answer 1

Step-by-step explanation:

there are many different types to the right to use a good deal to the point that the user

Answer 2

Answer:

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