Round $42^\circ$42°$24$24' to the nearest degree.
Round $49^\circ$49°$55$55' to the nearest degree.
Round $40^\circ18'6"$40°18′6" to the nearest minute.
Round $31^\circ23'40"$31°23′40" to the nearest minute.
applies trigonometry to solve problems, including problems involving bearings