A bird is sitting on the top of a 80 m high tree. From a point on the ground, the angle of elevation
of the bird is 45°. The bird flies away horizontally in such a way that it remained at a constant
height from the ground. After 2 seconds, the angle of elevation of the bird from the same point
is 30°. Find the speed of flying of the bird. (Take V3 = 1.732).with diagram
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Answer:
45/30*2 is the answer and the answer is 3 km/h
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