Question 820408
A hiker goes six miles east and then turns south. If the hiker finishes 7.2 miles from the starting point, how far did the hiker go?
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Use Pythagoras:
6^2 + s^2 = 7.2^2
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s^2 = 15.84
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south = 3.98 miles
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Total walk:: 6 +3.98 = 9.98 miles
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Cheers,
Stan H.
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