It's called an internally contradictory definition.
"Quadrilateral" means a figure with four sides.
A figure with no sides is not a quadrilateral.
No because any 4 sided polygon is a quadrilateral including a rhombus
You might call it a quadrilateral, but you would not call it a square or rhombus.
you call a two dimensional shape with six sides a hexagon
Adjacent sides.
iliac . Above what I would call my buttocks and out to the sides of my back sides in what I call my hip area.
iliac . Above what I would call my buttocks and out to the sides of my back sides in what I call my hip area.
A polygon with 12 sides is a dodecagon
A shape with 7 sides is a heptagon
A shape with three sides is a triangle.
Sides the other one is a base
the 11th sides of polygon is called UNDECAGON....... the 12th sides is DODECAGON.....
edges