A square room whose perimeter is 48 m, is surrounded by a balcony of 2 m wide, Find out the area of the balcony.

112 sq m side of square(inner square)=48/4=12 m. its area A 1=144 sq m side of square including balcony(outer square)=12+2+2=16.its area A 2 =256 sq m Area of balcony= total area -area of inner square(without balcony) = A 1- A 2=256-144=112 sq m