document.write( "Question 1079698: A window is in the shape of an equilateral triangle with a height of 12ft. To the nearest tenth of a foot, how long are the sides of the triangle? \n" ); document.write( "
Algebra.Com's Answer #694124 by ankor@dixie-net.com(22740)\"\" \"About 
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A window is in the shape of an equilateral triangle with a height of 12ft.
\n" ); document.write( " To the nearest tenth of a foot, how long are the sides of the triangle?
\n" ); document.write( ":
\n" ); document.write( "let s = the side of the triangle
\n" ); document.write( "Use pythag
\n" ); document.write( "\"s%5E2+=%28.5s%29%5E2+%2B+12%5E2+\"
\n" ); document.write( "\"s%5E2+=+.25s%5E2+%2B+144+\"
\n" ); document.write( "\"s%5E2+-+.25s%5E2+=+144+\"
\n" ); document.write( "\".75s%5E2+=+144+\"
\n" ); document.write( "\"s%5E2+=+144%2F.75+\"
\n" ); document.write( "\"s%5E2+=+192\"
\n" ); document.write( "\"s+=+sqrt%28192%29\"
\n" ); document.write( "s = 13.9 ft
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