To verify the algebraic identity (a - b)²= a² - 2ab + b²
Square
A square is a regular quadrilateral, which means that it has four equal sides and four equal angles of 90 degrees each.
Area of a Square
The product of the length of each side itself.
Formula: Area = side²
Rectangle
Rectangle is a quadrilateral with four right angles and opposite sides are equal. The length of a rectangle is the size of the longer side, whereas the breadth is the size of the shorter side.
Area of a Rectangle
The product of its length and breadth
Formula: Area = length x breadth