Question

A bird is sitting on top of an 80m 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. (Use √3=1.732)​

Answer 1

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Answer 2

Step-by-step explanation:

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