Posted by Zama on Saturday, February 25, 2012 at 1:08pm.
Now consider a rectangle of perimeter 20cm.let one side be x find the length of other sides in terms of x"plz help me"thnx

math  Damon, Saturday, February 25, 2012 at 1:14pm
the sum of two adjacent sides is 10 cm
so
x and (10x)
two of each