If by "vertex," you mean "apex," than any pyramid would fit the description.
A tetrahedron (4 faces) or triangular bipyramid (5 faces).
pyramid
A pyramid
Pyramid
pyramid
A hexagonal pyramid.
a chicken
It could be a pyramid shape
Pyramid, base
I need help with that too!
A pyramid is an object with one face as a polygon with any number of sides and the other faces as triangles with a common vertex.
A polyhedron of which one face is a polygon of any number of sides, and the other faces are triangles with a common vertex.