A ship sails 12 km on a bearing of 150^circ. How far east of its start is it?

  1. 6 3 km
  2. 12 km
  3. 12 3 km
  4. 6 km
Answer

D) 6 km

The angle from the south–south line is 30^circ, so east = 12sin 30^circ = 12 12 = 6 km (and it is 6 3 km south). SLO M-09-B-27 · Application

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