Question

find the surface area of cuboid length is 2.5 cm, breadth is 2 m and height is 2.4 m

Answer 1

surface area of cuboid ---->2{lb+bh+lh} ATQ , 2{(2.5×2)+(2×2.4)+(2.4×2.5)}=2{5+4.8+6}=2×15.8=31.6m^2

Answer 2

2(lb+bh+lh)= 2(2.5*2+2*2.4+2.5*2.4)=2(5+4.8+6)=2(15.8)=31.6m^2