The angle of depression from the top of an apartment building to the base of a fountain in a nearby park is 72 degrees. If the building is 78 ft tall, how far way is the fountain? (Picture of work is needed in order to be an acceptable answer)

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?