document.write( "Question 1201736: the diagonal of a rectangle is 18 cm long if the base is 9 square root of 3 cm find its width then find its perimeter.
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Algebra.Com's Answer #836228 by mananth(16946)\"\" \"About 
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the diagonal of a rectangle is 18 cm long if the base is 9 square root of 3 cm find its width then find its perimeter.\r
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\n" ); document.write( "\n" ); document.write( "the diagonal of a rectangle is 18 cm\r
\n" ); document.write( "\n" ); document.write( " base is 9 square root of 3 cm
\n" ); document.write( "The disgonal and the sides form a right triangle\r
\n" ); document.write( "\n" ); document.write( "Apply Pythagoras theorem\r
\n" ); document.write( "\n" ); document.write( "let width be x cm\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B%289sqrt%283%29%29%5E2+=m18%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B81%2A3=+18%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+=+324-243\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2+=+81\"\r
\n" ); document.write( "\n" ); document.write( "x = 9 taking the positive\r
\n" ); document.write( "\n" ); document.write( "Perimeter = \"2%2A9+%2B2%2A9sqrt%283%29\"\r
\n" ); document.write( "\n" ); document.write( "= \"18%2B18sqrt%283%29\"\r
\n" ); document.write( "\n" ); document.write( "=\"18%281%2Bsqrt%283%29%29\"\r
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