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    direland's Avatar
    direland Posts: 1, Reputation: 1
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    #1

    Sep 1, 2010, 04:36 AM
    Do bearings maths
    If a hiker walks 4 km in the direction S37 degreesE and then turns to a bearing of S53 degreesW for a further 6km then find the distance and the bearing he is from his starting position
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Sep 1, 2010, 06:00 AM

    The difference between S37E and S53W is 90 degrees.

    53+37=90

    You can use Pythagoras to find the length of the hypoteneuse. This is the distance back to the origin. No need for any trig.
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