Opposite angles
A quadrilateral has four vertices.
A quadrilateral need not have any vertical sides.
quad -- 4 sides - 4 vertices
A pentahedron can bea quadrilateral based pyramid which has 5 vertices, ora triangular prism which has 6 vertices.A pentahedron can bea quadrilateral based pyramid which has 5 vertices, ora triangular prism which has 6 vertices.A pentahedron can bea quadrilateral based pyramid which has 5 vertices, ora triangular prism which has 6 vertices.A pentahedron can bea quadrilateral based pyramid which has 5 vertices, ora triangular prism which has 6 vertices.
Opposite angles
a cornere
diagonal
A quadrilateral has four vertices.
No because a triangle has 3 vertices whereas a quadrilateral has 4 vertices
A quadrilateral need not have any vertical sides.
A quadrilateral cannot have only three vertices.
The corners.
A quadrilateral has four vertices.
quad -- 4 sides - 4 vertices
4
A quadrilateral prism has 12 edges, 8 vertices and 6 faces.