it hAS 21 EDGEs
7+7+7=21 edges
A heptagonal prism has 20 edges.
Heptagonal is an adjective: the answer depends on the noun that it refers to. A heptagonal pyramid, a heptagonal dipyramid or a heptagonal prism or some other heptagonal shape?
its 2
A heptagonal prism has 14 vertecies and 21 edges.
7+7+7=21 edges
A heptagonal prism has 20 edges.
l
A heptagonal what? Prism, pyramid or something else?
l
Heptagonal is an adjective: the answer depends on the noun that it refers to. A heptagonal pyramid, a heptagonal dipyramid or a heptagonal prism or some other heptagonal shape?
its 2
Faces: 9 Vertices: 14 Edges: 21
A heptagonal prism gas 21 edges.
A heptagonal prism has 14 vertecies and 21 edges.
7+7+7=21 edges
There are 7 or 9, depending on the bases.
A heptagon is a 7-sided polygon, so a heptagonal prism is a 3D version of that (9 sides, 21 edges, 14 vertices).