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November 22, 2014

November 22, 2014

Posted by **Maria** on Friday, May 13, 2011 at 6:55pm.

How far apart are they when the dog starts

after his master?

Answer in units of m.

How far will the dog run?

Answer in units of m.

- Physics -
**drwls**, Friday, May 13, 2011 at 9:03pmXman = 1.2 t

Xdog = -36 + 3.1(t -5)

They are 36 + 5*1.2 = 42 m apart when the dog starts.

Set them equal and solve for t.

Use that time t and either equation to compute the location, X, where they meet.

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