Diagonal of a Rectangle Calculator
Calculate Diagonal of a Rectangle based on the entered length and width in selected units, and see the step-by-step calculation process.
How to calculate Diagonal of a Rectangle?
To calculate the diagonal of a rectangle, add the square of its height to the square of its width, and then take the square root of the result.
- a - Height
- b - Width
Diagonal = √(a² + b²)
Diagonal = √(16 cm² + 49 cm²)
Diagonal = √(65 cm²)
Diagonal = 8.06 cm