Solve any two of the following subquestions :
A peacock is sitting on the tree and observes its prey on the ground . It makes an angle of depression of `22^(@)` to catch the prey . The speed of the peacock was observed to be 10 km/hr and it catches its prey in 1 min 12 seconds . At what height was the peacock on the tree ?
` (cos 22^(@) = 0.927 , sin 22^(@) = 0.374 , tan 22^(@) = 0.404)`