A football quarterback is moving straight backward at aspeed of 2.00 m/s when he throws a pass to a player 18.0 mstraight downfield. The ball is thrown at an angle of 25.0ºrelative to the ground and is caught at the same height as it isreleased. What is the initial velocity of the ball relative to thequarterback ?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter3: Motion In Two Dimensions
Section: Chapter Questions
Problem 6P: At t = 0, a particle moving in the xy plane with constant acceleration has a velocity of...
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A football quarterback is moving straight backward at a
speed of 2.00 m/s when he throws a pass to a player 18.0 m
straight downfield. The ball is thrown at an angle of 25.0º
relative to the ground and is caught at the same height as it is
released. What is the initial velocity of the ball relative to the
quarterback ?

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