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Mathematics GCSE Hidden Faces In order to find the number of hidden faces when eight cubes are placed on a table, in a row, I counted the total amount of faces (6(8), which added up to 48. I then counted the amount of visible faces (26) and subtracted it off the total amount of faces (48-26). This added up to 22 hidden sides. I then had to investigate the number of hidden faces for other rows of cubes. I started by drawing out the outcomes for the first nine rows of cubes (below): I decided to show this information in a table (below): I decided to show this information on a graph (below): From this information I have noticed that the number of hidden faces are going up by three each time. In order to find the number of hidden faces for other rows of cubes, it is necessary to have...

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