# Area Formulas

## Area Formulas

The measurement of the space encircled by a closed geometric shape is known as the area. A two-dimensional surface’s area is its actual size. Area Formulas are used extensively in research, agriculture, building, and other fields. A geometrical figure’s area can be calculated by laying it on a grid and counting the number of squares that completely encircle the figure. A shape’s area can be calculated by contrasting it with squares of a known size. The square metre, which is the size of a square whose sides are one metre long, is the common unit of area in the International System of Units (SI). The area of a shape equal to three of these squares would be three square metres. The area of any other shape or surface is a dimensionless real number, and the unit square is defined in mathematics to have area one. The areas of basic shapes like triangles, rectangles, and circles can be calculated using a number of well-known Area Formulas. By splitting a polygon into triangles and using these methods, the area of any polygon can be determined. Calculus is typically needed to calculate the area of shapes with curved boundaries. In fact, one of the main driving forces behind the historical development of calculus was the issue of estimating the area of plane figures. Area is significant in contemporary Mathematics. Aside from its obvious significance in Geometry and Calculus, area is also a fundamental characteristic of surfaces in Differential geometry and is connected to the definition of determinants in Linear algebra. In higher Mathematics, area is typically thought of as a specific instance of volume for two-dimensional regions.

### List of Formulas

Students need to memorise Area Formulas. Extramarks provide a list of Area Formulas that can assist students in memorising the required formulas. The list of Area Formulas can be found on Extramarks website and mobile application.