<Table> <Tr> <Td> Omnitruncated triangular - hexagonal prismatic honeycomb </Td> <Td> Truncated hexagonal prismatic honeycomb </Td> </Tr> </Table> <Tr> <Td> Omnitruncated triangular - hexagonal prismatic honeycomb </Td> <Td> Truncated hexagonal prismatic honeycomb </Td> </Tr> <P> The new British one pound (£ 1) coin, which entered circulation in March 2017, is shaped like a dodecagonal prism . </P> <Table> Family of uniform prisms <Tr> <Th> Polyhedron </Th> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Coxeter </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> </Tr> <Tr> <Th> Tiling </Th> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Config . </Th> <Th> 2.4. 4 </Th> <Th> 3.4. 4 </Th> <Th> 4.4. 4 </Th> <Th> 5.4. 4 </Th> <Th> 6.4. 4 </Th> <Th> 7.4. 4 </Th> <Th> 8.4. 4 </Th> <Th> 9.4. 4 </Th> <Th> 10.4. 4 </Th> <Th> 11.4. 4 </Th> <Th> 12.4. 4 </Th> </Tr> </Table>

How many edges does a dodecagonal prism have