Question

Define convex and concave polygons with examples

Answer 1

Convex polygons are those in which all interior angles are less then 180° and in concave lens an angle is more than 180°.E.g. 1 Square E.g. 2
pie scaled circle.In it all diagonals are in and in latter they are outside figure

Answer 2

poligons whoose diagonals were outside the figure are called convex polygons.
polygons whoose diagonals are located inside the figure is called concave polygons.