General relation of the area of a rectangle having length and breadth as l and b is given by _____.
l+b
2(l+b)
l×b
2lb
General relation of the area of a rectangle is given as A=l×b.
Where ′l′ is the length and ′b′ is the breadth of the rectangle.
What is the unchanging relation between the perimeter and sides of a rectangle where the rectangle having the length as l and breadth as b?