A parabolic arch is a curved structure shaped like a parabola, which is a symmetrical open curve. This design is often used in architecture and engineering because it efficiently distributes weight and can support heavy loads. Parabolic arches are commonly found in bridges, buildings, and other structures, providing both strength and aesthetic appeal. The mathematical properties of a parabola allow for optimal performance in various applications. For example, in the case of a suspension bridge, the cables form a parabolic shape, which helps evenly distribute tension. This makes parabolic arches a popular choice in modern construction and design.