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# A ball is thrown from the top of a building upward at an angle of 39 ?

A ball is thrown from the top of a building upward at an angle of 39 ? to the horizontal and with an initial speed of 24 m/s. The ball is thrown at a height of 57 m above the ground and hits the ground 98.5529 m from the base of the building.

ground level 98.5529 m

What is the speed of the ball just before it strikes the ground? The acceleration due to gravity is 9.8 m/s2 .

Answer in units of m/s