Which table of ordered pairs represents a proportional relationship?

What is the quadric regression equation that fits these data

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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.