document.write( "Question 275454: The length of a rectangle is 3cm longer than its width. If the perimeter of the rectangle is 26cm , find its area. \n" ); document.write( "
Algebra.Com's Answer #200906 by mananth(16946)![]() ![]() You can put this solution on YOUR website! The length of a rectangle is 3cm longer than its width. If the perimeter of the rectangle is 26cm , find its area. \r \n" ); document.write( "\n" ); document.write( "Let the width be x\r \n" ); document.write( "\n" ); document.write( "the length will be x+3\r \n" ); document.write( "\n" ); document.write( "perimeter of rectangle = 2L+2W\r \n" ); document.write( "\n" ); document.write( "= 2*x+2*(x+3)\r \n" ); document.write( "\n" ); document.write( "2x+2x+6 =26\r \n" ); document.write( "\n" ); document.write( "4x=26-6 \n" ); document.write( "x=20/4 \n" ); document.write( "x=5\r \n" ); document.write( "\n" ); document.write( "Length will be x+3 = 5+3 =8 \r \n" ); document.write( "\n" ); document.write( "Area of rectangle = L * W\r \n" ); document.write( "\n" ); document.write( "= 5*8 = 40 square cms. \n" ); document.write( " |