Find the missing length indicated​

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

How can you find the magnitude of a vector, v = < x, y > , where the horizontal change is x and the vertical change is y?

On her first stroke, maya hit a golf ball 146 yards, 2 feet, 11 inches. on her second stroke, she hit it 163 yards, 1 foot, 2 inches. how far did the ball go all together? convert the answer to larger units whenever possible.