The shape of a teepee is a cone.
Ohio uses a pennant shape.
A shape without a formal name is called a polygon. The polygon is the most all encompassing shape in geometry.
The flag folds into a triangle shape when you fold it properly for storage.
Square
Overall
Oval
The only regular geometric shape that fits your description would be an elipse. That is a circular shape so it has no straight edges, and appears to be a squashed circle.
A shape with no straight edges that can be described as looking like 'a squashed circle' is called an ellipse. This shape is also sometimes referred to as an oval.
An ellipse.
Oval or ellispe is a shape like a slightly squashed circle.
It is a 3 dimensional oval shaped object
an ellipse, one of the four types of "conic sections": ellipse, circle, parabola, and hyperbola
Any shape with straight edges can have perpendicular edges.
a circleA pedantic edit:Also an ellipse or a wriggly loop.Any shape that has no straight edges is described as a curvilinear shape.
Every shape that is round does not have edges. A shape that has sharp points and has straight lines can have edges.
hexagon