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Mathematics 23 Online
OpenStudy (anonymous):

William drove his car 15 miles north then made a right turn and drove 7 miles east. how far is he, in a straight line, from his starting point? Round your answer to the nearest hundredth place.

hero (hero):

16.55 miles from starting point

OpenStudy (anonymous):

It makes a right triangle so by the Pythagorean Theorem: 15^2+7^2 = 272. Square root that to get: 16.5529454 miles

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