Enter the side length (or radius of a incircle or excircle), provide the accuracy of the calculation and click on "Calculate". Calculator will calculate the area of the square.
The square is a planimetric figure, rectangle, in which all sides are equal and all the angles are right angles. To set the square is necessary and sufficient to specify two points on a coordinate plane corresponding to any two of the corners and take them into account adjacency.
The square is both a rhombus and a rectangle, and vice versa: each figure that is both a rhombus and a rectangle is a square.
The square is always possible to inscribe a circle. Around the square is always possible to describe a circle.
The area of the square is