To verify the algebraic identity (a + b + c)²= a² + b² + c² + 2ab + 2bc + 2ca.
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
A rectangle is a quadrilateral with four right angles and opposite sides 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