Ship travels 58 km on a bearing of 23o from due north, then travels on bearing of 113o from due north for 134 km. To nearest kilometer, find distance from starting point to current location of ship.

Question

a. 

153 km

b. 

192 km

c. 

123 km

d. 

146 km

Answer 1

Draw and label a diagram.

Calculate angle of the turn.

Use this angle and the two distances in the Law of Cosines to determine distance from starting point.