Question

The sides of a rectangle (not a square) are whole numbers. What must be their length such that perimeter of the rectangle is numericallyequal to the area?

Answer 1

if we get 2(l+b)=lb of a rectangle the length must be the length and bredth is is in this relation..

2(l+b)=lb

2l-lb=-2b

l(2-b)=-2b

l =2b/(b-2)