a company is installing a two-tiered zip line on a local mountain. the first tier starts at a tree, high above sea level, featuring a vertical drop of 110 feet over the course of its 5 degree decline. at the end of the first tier, the rider harnesses into the second tier featuring a drop that propels the rider 58 feet/sec for 15 seconds. the total horizontal distance travelled is 2100 feet. calculate the total distance a rider travels on the zip lines and the angle of decline used to propel the rider on the second tier.