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a bird was flying in a line parallel to the ground from north to south at the height of 200 meters. tom standing in the middle of the field. first he observed the bird in the north at an angle of 30 degrees. after 3 minutes, he again observed it in south at an angle of 45 degrees. find the speed of the bird in kilometer/hr..

Asked by Shilpa Patane 22nd December 2011, 8:03 PM
Answered by Expert
Answered by Expert 22nd December 2011, 10:51 PM
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