A quarterback throws the football to a stationary receiver who is 19.7 m down the field. The football is thrown at an initial angle of 43◦ to the ground.
The acceleration of gravity is 9.81 m/s^2.
a) At what initial speed must the quarterback throw the ball for it to reach the receiver?
Answer in units of m/s.
b) What is the ball’s highest point during its flight?
Answer in units of m.