document.write( "Question 701425: what is the perimeter of a square whose diagonal is 18 square root of 2 cm long ? \n" ); document.write( "
Algebra.Com's Answer #432414 by shanehhhh47(5)![]() ![]() You can put this solution on YOUR website! The relationship when squares have diagonals is we can easily solve it by 45-45-90 triangles. Since the given is the longest side which is 18 sqrt of 2, then the side of the square is simply 18cm.\r \n" ); document.write( "\n" ); document.write( "P=4s \n" ); document.write( "P=4(18) \n" ); document.write( "P=72cm\r \n" ); document.write( "\n" ); document.write( ":) \n" ); document.write( " |