One, around the base. As a matter of fact it is the only edge of a cone which also has a vertex at the point.
Chat with our AI personalities
A cone has a curved base edge and 1 vertex
Both.
A cone has either one or two surfaces and either one or no edges.
0 edges 0 faces (faces are planar bounded by linear edges) 2 curved surfaces 1 vertex
it has 0 curved edges