Answer to Question #25843 in Geometry for Rebecca

Question #25843
7^2+x^2=11^2
1
Expert's answer
2013-03-06T05:50:41-0500
7^2+x^2=11^2
whence x^2=11^2-7^2=(11-7)(11+7)=4*18=72
so the answer is x=+-sqrt(72)=+-6sqrt(2)

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