zero
a circle
One continuous curved edge
Circle
A curved edge and a straight edge which makes two edges
yes 2 - where each circle joins the curved face, at the top and at the bottom
If the figure has curved edges, then it's not a "rectangle".
it has 0 curved edges
it has 0 curved edges
There are no curved edges, but it does stack.
there are no curved edges on any triangle.
There are no curved edges on a triangular pyramid.
no dumb asses circkes dont have edges u have to e stpid to think dat :p