diagonals
Opposite angles
A quadrilateral has four vertices.
A quadrilateral need not have any vertical sides.
A segment that connects any two non-consecutive vertices in a polygon is called a "diagonal." Diagonals are line segments that do not lie along the edges of the polygon and can be drawn between vertices that are not adjacent. In a polygon with ( n ) vertices, the total number of diagonals can be calculated using the formula (\frac{n(n-3)}{2}).
quad -- 4 sides - 4 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.