Every polygon is a simple ______ curve.
Closed
Open
Convex
Concave
A polygon is not a simple closed curve.
Given here are some figures.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
Classify each of them on the basis of the following.
(a) Simple curve
(b) Simple closed curve
(c) Polygon
(d) Convex polygon
(e) Concave polygon