A= bxh/2 P= L+L+L
A= Dxd P= L+L+L+L
A= (Bxb)h/2 P= B+b+L+L
A= bxh P= b+b+h+h
A= Pxa/2 P= L+L+L+L+L
A= LxL P= L+L+L+L
A= Pxa/2 P= L+L+L+L+L+L
