If the area of a square is 49ft what is the side length

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.

Who long does it take to drive 150 miles at 45 miles per hour

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !