my name is Melanie Music i am 8 years old and i am turning 9 on January 2009
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There can be a heptagonal prism or an octagonal prism, but there is no such thing as a hectagonal prism.
14 vertices
hexagonal pyramid
hexagonal prism or heptagonal pyramid..hope it helps :)
the heptagonal prism. two bases that are heptagons- (7 sided) and 7 other faces. 7+2=9! [: