document.write( "Question 1199077: A handyman is installing a tile floor in a triangle shaped entry way. The length of each wall is 11.3 feet, 15.8 feet, and 14.7 feet. If the tile will cost $5.8 per square foot, how much will the new floor cost? \n" ); document.write( "

Algebra.Com's Answer #832765 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Find the area of the triangular floor using the Heron formula.\r
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\n" ); document.write( "\n" ); document.write( "Then multiply the area by the price per square foot.\r
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\n" ); document.write( "\n" ); document.write( "On the Heron's formula, see the lessons\r
\n" ); document.write( "\n" ); document.write( " - Proof of the Heron's formula for the area of a triangle \r
\n" ); document.write( "\n" ); document.write( " - One more proof of the Heron's formula for the area of a triangle \r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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