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May 3, 2015

Homework Help: Trig-sine, cosine law

Posted by Nada on Tuesday, July 20, 2010 at 7:55pm.

Two fire stations,P and Q,are 20 km apart. A ranger at station Q sees a fire 15.0 km away. If the angle between the line PQ and the line from P to the fire is 25degrees, how far to the nearest tenth of a kilometre, is station P from the fire?

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