Respuesta :

The piece of wood is in a rectangular prism shape
And the volume formula for a rectangular prism is
  V = length x width x height

The given are
Length = 1, Width = 1, Height = [tex] \frac{1}{3} [/tex]

Apply the formula (substitute the given)

    V = 1 x 1 x[tex] \frac{1}{3} [/tex]

 V of the piece of wood is:  [tex] \frac{1}{3} [/tex] in³