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A cement block is the shape of a prism with length ft, width ft and height ft. Centered on the top of the block and passing all the way through the block are two ft by ft rectangular holes.  

  1. Draw a diagram of the block.

  2. What is the volume of the block?

  • 3 dimensional solid, with front, right and top sides visible, labeled as follows: front bottom, 1.5 feet, right bottom, 1 foot, right back, 1 foot. The top side has 2 equal rectangles, not connected, each labeled, 0.2 feet by 0.25 feet.

  • Subtract the volumes of the two inner prisms from the volume of the large outer prism.