document.write( "Question 378153: if the side of an equilateral triangle measures 10 inches, what is it's height? \n" ); document.write( "
Algebra.Com's Answer #268707 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "side of an equilateral triangle measures 10 inches
\n" ); document.write( "Let x represent the height. Applying the Pythagorean Theorem
\n" ); document.write( "5^2 + x^2 = 10^2
\n" ); document.write( "25 + x^2 = 100
\n" ); document.write( "x^2 = 75 Note: negative solution is extraneous for length
\n" ); document.write( "\"x+=+sqrt%2875%29=+sqrt%2825%2A5%29+=+highlight%285%2Asqrt%285%29%29\" \n" ); document.write( "
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