(6%) Problem 12: A sherman has caught a sh on his pole, and to keep the pole steady he has to apply an upward force of F2 2 285 N at an angle of 56.53 with respect to the pole (see figure): The length of his pole is 4.2 m, and he is holding it a distance 0.45 m from the end. where he is applying a downward force F1. Randomized Variables F2:285N 62 65 L:42m d2045m l lllcuqlrl'lluxnnl Q 50% Part (a) With how much force, F1, in newtons, does he have to push straight downward on the end of his pole to keep the pole from moving? You may assume the pole is massless. Grade Summary F1 = l N Deductions Potential 100% Submissions _ Attempts remaining: 7 7 (_ per attempt) detailed View tanhO cota nh() @ Degrees O Radians Submit Hint I I give up! Hints: deduction per hint, Hints remajmng: _ Feedback: deduction per feedback Q 50% Part (11) What is the mass of the fish on the end of the pole. in kilograms