Rectangle Calculator
Calculate rectangle area, perimeter, and diagonal.
Area
96
Perimeter
40
Diagonal
14.4222
Formula
area = length*width
Calculate rectangle area, perimeter, and diagonal.
How to Use
Calculate rectangle area, perimeter, and diagonal. Enter the Length and Width values and review the Area, Perimeter, and Diagonal outputs after you calculate.
- Open the calculator : Start with Rectangle Calculator.
- Enter values : Fill in the required inputs and any optional settings.
- Review the result : Read the output and use the about page for more detail if needed.
Common Questions
What formula does the Rectangle Calculator use?
area = length*width.