Kinetic energy is the energy associated with the motion of an object. It's a scalar quantity, there is no direction associated with KE and it has no components. 
. Therefore Kinetic energy is 817.96J.
One of the ways that scientists determine the distance between Earth and other objects in space is to send light waves toward an
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Explanation:
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by cosine law we know that
now using above equation
by solving above quadratic equation we have
so it is at distance 124.9 m from deer a