Thursday

September 18, 2014

September 18, 2014

Posted by **hannah** on Friday, November 7, 2008 at 7:58am.

- geometry -
**Reiny**, Friday, November 7, 2008 at 8:18amthe centroid divides any median in the ratio of 2:1, the shorter part towards the side.

so...

(x+0):6 = 2:1

.

.

x = 3

then BD = 3+9 = 12

so MB = BD + DM = 18

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