Posted by Candy on Sunday, February 7, 2010 at 6:39pm.
Vf^2=Vi^2+2a*distance
V = sqrt (2 a X)
X = 1200 m
V = 43 m/s
Solve for a. Add a minus sign because there must be deceleration. Or make the direction of the acceleration 180 degrees opposite from the landing direction.
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