Question

The perimeter of one face of a cube is 20cm.Find the surface area and volume of the cube

Answer 1

perimeter of cube = 20cm
4*side =20cm
side =20/4
          =5cm

SA=6a^2
    =6*5*5
     =150cm^2
V=a^3
  =5*5*5
  =125cm^3