document.write( "Question 144271This question is from textbook introductory and intermediate algebra
\n" ); document.write( ": The flower garden has a shape of a right triangle. 20 ft of the perennial border forms the hypotenuse of the triangle, and one leg is 4 ft longer than the other leg. Find the lengths of the legs.\r
\n" ); document.write( "\n" ); document.write( "x=one side, x+4 is the second side.\r
\n" ); document.write( "\n" ); document.write( " $\"x%5E2+%2B+%28x%2B4%29%5E2+=+20%5E2\"$
\n" ); document.write( " $\"x%5E2+%2B+x%5E2%2B8x%2B16+=+400\"$
\n" ); document.write( " $\"x%5E2%2B4x-192=0\"$
\n" ); document.write( "(x+16)(x-12)=0
\n" ); document.write( "x = -16 or 12. Negative lengths are discarded, so x = 12. The second side is x+4, or 16.\r
\n" ); document.write( "\n" ); document.write( "What are the lengths of the legs? \n" ); document.write( "

Algebra.Com's Answer #105030 by Alan3354(69443) $\"\"$ $\"About$

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