Question

If the perimeter of a rectangle is 118 and its length is 40 cm, find its breadth.

Answer 1

Answer:

length=40cm

breadth=?

perimeter=2(l+b)

          118=2(40+b)

          118=80+2b

    118-80=2b

       38/2=b

           19=b

so breadth of the rectangle is 19 cm