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January 30, 2015

January 30, 2015

Posted by **sara** on Thursday, February 23, 2012 at 8:37pm.

- geometry -
**MathMate**, Thursday, February 23, 2012 at 10:35pmHalf base = 4x/2=2x

altitude =3x

Half of an isosceles triangle is a right triangle, so use Pythagoras theorem to get

Other side = √((2x)^2+(3x)^2)

=(√13)x

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