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December 21, 2014

December 21, 2014

Posted by **Kelvin** on Saturday, March 24, 2012 at 1:25am.

- pre-calc -
**Melek**, Sunday, March 25, 2012 at 12:29amA=1/2absin

A=1/2(8)(5)sin(74)

20sin(74)

=19.2

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