#### Answer

BF=6$\sqrt 3$

#### Work Step by Step

Since ABCDEF is a regular hexagon, the diagonals shown form a 30 60 90 triangle.
CB=AB
CB=6
BF=CB$\sqrt 3$
BF=6$\sqrt 3$

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Published by
Brooks Cole

ISBN 10:
9781285195698

ISBN 13:
978-1-28519-569-8

BF=6$\sqrt 3$

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