1, a square is defined as a group of rectangles with equal adjacent sides. All four corners of a square are 90 degrees and all four sides are equal. The properties of a square include: two groups of opposite sides of the square are parallel respectively; Two groups of opposite sides of a square are equal respectively; All four corners of a square are 90 degrees; Diagonal lines of a square are bisected vertically, and each diagonal line bisects a set of diagonal lines.
2. A square is not only an axisymmetric figure, but also a centrally symmetric figure. It has four symmetrical axes, that is, the straight line where the two diagonals are located and the straight line connecting the midpoints of the opposite sides. In geometry, a square is a kind of quadrilateral, which has the characteristics of rectangle and diamond. In a rectangle, if the length and width are equal, then the rectangle is a square.
It can be said that a rectangle with equal adjacent sides is a square. Square is widely used in daily life, such as packaging, design, architecture and other fields. At the same time, the square also has profound cultural connotation and is endowed with symbolic meanings such as justice, fairness and honesty. Square is of great significance in geometry.
Application of square
1. Architectural design: In architectural design, squares are widely used. For example, the floor plans of many buildings are square or rectangular, which is convenient for planning rooms and spaces. In addition, squares can also be used to design details such as stairs and windows.
2. Artistic creation: In artistic creation such as painting and sculpture, squares are often used. For example, many painters divide the picture into several square areas to better control the composition and scale. In addition, squares can also be used to design patterns and textures. In industrial production, squares also have many applications.
3. Mathematical research: In mathematical research, squares also have many applications. For example, we can use the properties of squares to solve some geometric problems. In addition, squares can also be used to study concepts such as symmetry and similarity. In daily life, squares also have many applications.