A tennis ball rolls off the edge of a tabletop of height 0.850 m above the floor and strikes the floor at a point a horizontal distance 1.80 m from…

A tennis ball rolls off the edge of a tabletop of height 0.850 m above the floor and strikes the floor at a point a horizontal distance 1.80 m from the edge of the table. You can ignore air resistance. Find the time of flight.