#### Answer

$\sqrt{53}$

#### Work Step by Step

We find the median of B:
$M = (\frac{3+11}{2}, \frac{1+3}{2}) = (7,2)$
We now use the distance formula:
$d = \sqrt{(7-5)^2 + (2-9)^2} = \sqrt{53}$

Published by
Brooks Cole

ISBN 10:

ISBN 13:

$\sqrt{53}$

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