Related Post: 8 X 2 3 X 4 3x 8 2 3 X 4 3 8 X 2 X 4 Plywood 8 X 3 )- 2 X 2 )- 4x 4 8 X 3 )+ 2 4 X 8 )- 2x 8 X 2 )- 3x 4 8 X 3 )+ 2 42 8 2 X 3 )= 48 5 8 X 1 2 X 3 4 2 X 8 )- 3 X 4 )= 6