Question

The perimeter of a rectangle is 78 m. The width is 7 m less than the length. Find the length and width.​

Answer 1

Step-by-step explanation:

lf p=(l+b)

then l =p/2 -b

So

perimeter of a rectangle= 78m

breadth of a rectangle = 7m

length = 78/2-b

= 39-7

=32 m