A highway is to be built between two towns, one of which lies 50.0 km south and 78.0 km west of the other. What is the shortest length of highway that can be built between the two towns, and at what angle would this highway be directed

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.