The height h in feet of a projectile launched from the top of a 192-foot tall bridge is given by h(t) = 640 + 192 – 16t2, where t is time in seconds. What is the maximum height and how long will it
take the projectile to strike the ground?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.