6. Two Lighthouses, A and B, are 22.8 km apart. From Lighthouse A, the compass heading for Lighthouse B is S72°E. The keeper in each lighthouse sees the same ship. The

heading of the ship from Lighthouse A is N 46°E. the heading of the ship from Lighthouse B is N51°W. How far, to the nearest tenth of a kilometre, is the ship from each Lighthouse? (the diagram is a little warped, but the N heading lines are of course parallel.) Lighthouse 72 Ship 22.8 km 51 Lighthouse B