Question 104017
R=Vo^2/g*sin(2θ) 
A football is thrown with initial velocity of 15m/s at a angle of 40° above the horizontal. If g = 9.8 m/s^2, how far will the football travel?
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R = 15^2/[9.8sin(80)]

R = 225/9.65111..

R = 23.31... meters
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Cheers,
Stan H.