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It has 9 edges, 5 faces and 6 vertices
A pentagonal based pyramid has 6 faces, ten edges and 6 vertices.
No. It has 6 faces and 8 vertices (and also 12 edges).
A pentagonal pyramid has 6 faces, 6 vertices and 10 edges.
You can't have a 3-d shape with only 2 faces. A triangular prism has 9 edges and 6 vertices, but it has 5 faces.