How do you derive the equations for b) and c)?

The slope of a velocity time graph over any interval of time gives the during that interval

To a of 4 x hz is 1. 0. mm nm nm

The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?