Question 1 (1 point) Mountain rescue officers trigger an avalanche by firing a gun at a distant mountain slope. The muzzle velocity of the gun is 170 m/s. The gun muzzle is at sea level (y=0) The horizontal and vertical distance from the gun to the slope is 860 m and 250 m, respectively. Find the lowest angle between the barrel of the gun and the horizontal plane. Round your answer to the nearest tenth of degree. Your