Question

A square and a rectangle have same area which is 400 cm'. If the length of rectangle is
40 cm, find its breadth. Also find the length of wire which is required to cover the
boundaries of square and rectangle both.
cautn. Also find the length of wire which is required --​

Answer 1

Answer:

Breadth of rectangle =

$400 \div 40$

10 cm

Side of square =

$\sqrt{400}$

20 cm

Boundary of square = 4 * side

= 4 * 20 = 80cm

Boundary of rectangle = 2(l+b)

= 2(40+10) 100cm