Amountain climber ascends a mountain to its peak. the peak is 12,470 ft above sea level. the climber then descends 80 ft to meet a fellow climber. find the climber's elevation above sea level after meeting the other climber. a. -12,390 ft. b. 12,550 ft. c. 11,670 ft. d. 12,930 ft

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?