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November 23, 2014

Homework Help: Physics

Posted by Sarah on Wednesday, June 3, 2009 at 12:33pm.

A runner covers one lap of a circular track 40.0 m in diameter in 62.5s (a) for that lap what were her average speed and average velocity? (b) if she covered the first half lap in 28.7 s, what were her average speed and average velocity for that half lap?

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