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April 21, 2014

April 21, 2014

Posted by **jonathan** on Tuesday, September 11, 2012 at 11:57pm.

- Geometry -
**Steve**, Wednesday, September 12, 2012 at 11:30ama = 1/2 bh

h = 3b

a = 1/2 b*3b = 3/2 b^2

27 = 3/2 b^2

18 = b^2

b = 3√2

h = 9√2

check: a = 1/2 (3√2)(9√2) = 1/2 (27)(2) = 27

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