Chapter 15 of class 6 shows “Polygon”, a polygon is any 2-dimensional shape formed with straight lines. Triangles, quadrilaterals, pentagons, and hexagons are all examples of polygons. The name tells you how many sides the shape has. For example, a triangle has three sides, and a quadrilateral has four sides. A simple closed figure composed of three or more line segments is called a Polygon. Basic topics which are included in this Chapter are a straight line, curve, closed figures, open figures, sides, vertices and diagonals. There are two types of polygons.
Regular polygons which have equal angles and sides. Irregular polygons which do not have equal angles and sides. Chairs, television, tiles are examples of polygons used in daily life.