Question

A bird sitting on the top of a tree, which is 80m high. From a point on the ground the angle of

elevation of the bird is 45°. The bird flies away from the point of observation horizontally and

remains at a constant height from the ground. After 2 seconds, the angle of elevation of the bird

from the point of observation becomes 30°. Find the speed of the flying bird. (Use √3= 1.732)​

Answer 1

Answer:

The speed of the bird is 29.28 m/s.

Step-by-step explanation:

Refer to the attachment for explanation

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