since the stone is dropped, the initial speed is 0.
v^2 = 2gh
49^2 = 2 x 9.8 x h
h = 2401 / 19.6 = 122.5 meters
The height of the building is closest to 122 meters.
choice b is correct
we have been given the following system of inequalities;
we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .