Geometric concepts are fundamental ideas in mathematics that deal with shapes, sizes, and the properties of space. They include basic figures like points, lines, angles, and planes, which form the building blocks for more complex shapes such as triangles, circles, and polygons. Understanding these concepts helps in visualizing and solving problems related to space and form. In addition to shapes, geometric concepts also involve measurements and relationships. For example, the Pythagorean theorem relates the sides of a right triangle, while congruence and similarity describe how shapes can be the same or proportionally scaled. These principles are essential in fields like architecture, engineering, and art.