Hii myself puja from india​

Which equation matches the graph shown ?

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length