Geometry is taught to establish a solid foundation in mathematics and spatial reasoning, promoting a comprehensive understanding of shapes, spatial relationships, and mathematical concepts. This Study of a Polygon Book illustrates and describes 16 parts of a polygon: irregular polygon, equilateral polygon, equiangular polygon, regular polygon, equilateral triangle, square, sides, angles, vertexes, base, perimeter, area, diagonals, center, radius, apothem. Includes: 16 picture pages16 descriptio