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November 26, 2014

November 26, 2014

Posted by **yanet** on Sunday, August 24, 2008 at 10:35pm.

- geometry -
**Reiny**, Sunday, August 24, 2008 at 10:57pmlet the base be x units long, where x is a positive number

then the height is 4x units long

Area of triangle = 1/2 base x height

18 = 1/2(x)(4x)

9 = x^2

x = 3

so .....

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