Calculate the moment of inertia around the x- axis of a rectangular shape with the following dimensions: : outside length in the x direction is 26 feet, outside width in the y direction is 32 feet; the inside dimension is 24 feet in the x direction and 30 feet in the y direction. there are four openings that are 6 feet long and 1 foot wide, one on each side of the rectangle. the thickness of the rectangle is 1 foot on all four sides.