Question

A wire is 20 cm long A rectangle is made from it in such a way that the length is two times its breadth what will be area of rectangle

Answer 1

Answer:

Perimeter of the wire =20cm

2(l+w)=20

⇒2[l+4]=20

⇒2l+8=20

⇒2l=12

⇒l=6cm

Hence, length =6cm