Question

25 A rectangular wire of length 40 cm and breadth 20 cm is bent in the shape of a square. The side of the square is

Answer 1

Answer:

the side of a square is

30cm

Answer 2

Answer:

2(L+B)=4a

2(40+20)=4a

2×60=4a

120=4a

120/4=a

30 =a

a=30 cm