Please answer a, b, c.

(10%) Problem 6: An arrow is shot from a height of 1.55 In toward a cliff of height H. It is shot with a velocity of 25 m/s at an angle of 60 above the horizontal. It lands on the tog edge of the cliff 3.69 s later. A 33% Part (a) What is the heightH of the cliff in In? H = | sin() cos() | tan() :1: | ( 7 8 9 cotan() asin() l acos() E l 4 atan() acotan() sinhO _| 1 2 3 cosh() tanh() | cotanhO | + 0 ODegrees Radians I N/() Submit | Hint | | I give up! Hints: deduction per hint. Hints remaining: _ Feedback: deduction per feedback. Grade Summary Deductions Potential 100 % Submissions Attempts remaining: _ (_ per attempt) detailed view - A 33% Part (b) What is the maximum height reached by the arrow along its trajectory in meters? - A 33% Part (c) What is the arrow's speed just before hitting the cliff in In/s? A" .nrmr A ma u._..' um I r n