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This is the sine rule worksheet which should help you revise the trigonometric sine rule. You can also download a copy of this worksheet by clicking on of the preferred format icons below.
Points A and B are 200m apart on a coastline. Point B is directly east of A while the lighthouse is out at sea. The bearing of the light house is 152o from A and 219o from B.
The angle of elevation of the top of the light house from A is 28o
- Find the distance of the light house from A
- Find the height of the lighthouse