A cake has two layers. Each layer is a regular hexagonal prism. You cut and remove a slice that takes away one face of each prism as shown. What is the volume of the​ slice? What is the volume of the remaining​ cake? Use pencil and paper. Describe two ways to find the volume of the slice.6 in. 5.2 in. 6.9 in. 4 in. 3 in. ​(The figure is not to​ scale.)