Help pls I need the answer the picture is above

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Need on this geometry question. explain how you did it.

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74