document.write( "Question 510361: the width of a rectangle is 119 and its diagonal is 169. find its length \n" ); document.write( "
Algebra.Com's Answer #341802 by swincher4391(1107) You can put this solution on YOUR website! diagonal cuts rectangle into two triangles. Solve either triangle.\r \n" ); document.write( "\n" ); document.write( "119 = leg = a \n" ); document.write( "169 = hypotenuse = c\r \n" ); document.write( "\n" ); document.write( "Find b.\r \n" ); document.write( "\n" ); document.write( "a^2 + b^2 = c^2\r \n" ); document.write( "\n" ); document.write( "119^2 + b^2 = 169^2\r \n" ); document.write( "\n" ); document.write( "14161 + b^2 = 28561\r \n" ); document.write( "\n" ); document.write( "b^2 = 14400\r \n" ); document.write( "\n" ); document.write( "b = 120\r \n" ); document.write( "\n" ); document.write( "So the length is 120. \n" ); document.write( " \n" ); document.write( " |