Question

A pair of hikers leave their tent and make the following movements: Travel 18 feet west,...

A pair of hikers leave their tent and make the following movements: Travel 18 feet west, then turn 25° towards the north and travel another 82 feet, then turn 60° towards the south and travel 22 feet. At what angle would they have to turn in order to be facing their tent? What distance would they need to travel in a straight line in order to get back to their tent? Give both answers rounded to the nearest whole number. Draw a diagram showing their movement.

Math   Precalculus   
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Answer #1

Here we will apply cosine law to find the third side

As given the conditions, it will form a traingle

Refer the attached sheetthanks

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