# Area of a Rectangle Calculator

A rectangle is a geometry figure. It is a quadrilateral with four right angles. All opposite sides are parallel and of equal length. Given below is an online Area of a Rectangle Calculator to calculate surface area of a rectangle from the width and length. The rectangle area is a quantity that expresses the extent of a two-dimensional figure. You can find 'A' (i.e) rectangle area by multiplying length and width using this simple rectangle calculator.

## Rectangle Calc : Find A | Calculate Surface Area of a Rectangle

A rectangle is a geometry figure. It is a quadrilateral with four right angles. All opposite sides are parallel and of equal length. Given below is an online Area of a Rectangle Calculator to calculate surface area of a rectangle from the width and length. The rectangle area is a quantity that expresses the extent of a two-dimensional figure. You can find 'A' (i.e) rectangle area by multiplying length and width using this simple rectangle calculator.

Code to add this calci to your website

#### Formula:

Surface Area of a Rectangle = Width × Length
### Example

#### Rectangle Calculation : Find Area

A rectangle having a length of 8 cm and width of 9 cm

= 8 x 9

= 72 cm^{2}