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Problem \#9: A ball is thrown at an angle of 45 to the ground and lands 378 meters away. What w ...
Problem \#9: A ball is thrown at an angle of 45? to the ground and lands 378 meters away. What was the initial speed of the ball (in m/s )? Use g=9.8m/s2. Problem \#9: Round your answer to 2 decimals.