A rocket is launched into the air and follows the path, h(t) = -3t^ 2 + 12t, where t is time measured in seconds. Determine how long it takes the rocket to hit the ground. Show all work for full credit.

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv