This figure is a CONE.
A cone
cone
no, it's a pyramid
YES a single dot on a angle or line is a vertex!
This figure is a CONE.
A spitial figure with a circular bases no edges and one vertex
A cone
cone
no, it's a pyramid
a chicken
It is (-1, 3).
YES a single dot on a angle or line is a vertex!
2
It is the lines of a cube or a figure...... * * * * * No, a vertex is where they meet!
A common vertex is a single fixed point which multiple angles share a vertex on.
Because the base of a cone is round, it is the only three dimensional figure with only one vertex.