Question

. A square of side 60 m and a rectangle of length 80 m have same perimeter.

Find the breadth of the rectangle.​

Answer 1

Answer:

peri of square= 4*side

peri of rectangle=2*(l+b)

Answer 2

Answer:

perimeter of square is 4s

4x60

240cm

perimeter of rectangle is equal to perimeter of square

perimeter of rectangle is 2(l+b)

240=2(80+b)

240=160+2b

80/2=b

b=40cm

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